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class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Cuprins</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mută în bara laterală</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">ascunde</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Început</div> </a> </li> <li id="toc-Baze_teoretice" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Baze_teoretice"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Baze teoretice</span> </div> </a> <button aria-controls="toc-Baze_teoretice-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Baze teoretice subsection</span> </button> <ul id="toc-Baze_teoretice-sublist" class="vector-toc-list"> <li id="toc-Câmpul_magnetic" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Câmpul_magnetic"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Câmpul magnetic</span> </div> </a> <ul id="toc-Câmpul_magnetic-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Momentul_magnetic" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Momentul_magnetic"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Momentul magnetic</span> </div> </a> <ul id="toc-Momentul_magnetic-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Magnetizarea" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Magnetizarea"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.3</span> <span>Magnetizarea</span> </div> </a> <ul id="toc-Magnetizarea-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Forța_dintre_poli" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Forța_dintre_poli"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.4</span> <span>Forța dintre poli</span> </div> </a> <ul id="toc-Forța_dintre_poli-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Tipuri_de_magnetism" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Tipuri_de_magnetism"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Tipuri de magnetism</span> </div> </a> <ul id="toc-Tipuri_de_magnetism-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Metale_magnetice" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Metale_magnetice"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Metale magnetice</span> </div> </a> <ul id="toc-Metale_magnetice-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Electromagneți" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Electromagneți"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Electromagneți</span> </div> </a> <ul id="toc-Electromagneți-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Utilizare" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Utilizare"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Utilizare</span> </div> </a> <ul id="toc-Utilizare-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Note" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Note"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Note</span> </div> </a> <ul id="toc-Note-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bibliografie" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bibliografie"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Bibliografie</span> </div> </a> <ul id="toc-Bibliografie-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Legături_externe" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Legături_externe"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>Legături externe</span> </div> </a> <ul id="toc-Legături_externe-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Vezi_și" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Vezi_și"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>Vezi și</span> </div> </a> <ul id="toc-Vezi_și-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Cuprins" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Comută cuprinsul" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Comută cuprinsul</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Magnet</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Mergeți la un articol în altă limbă. Disponibil în 129 limbi" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-129" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">129 limbi</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Magneet" title="Magneet – afrikaans" lang="af" hreflang="af" data-title="Magneet" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Magnet" title="Magnet – germană (Elveția)" lang="gsw" hreflang="gsw" data-title="Magnet" data-language-autonym="Alemannisch" data-language-local-name="germană (Elveția)" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%88%98%E1%8C%8D%E1%8A%90%E1%8C%A2%E1%88%B5" title="መግነጢስ – amharică" lang="am" hreflang="am" data-title="መግነጢስ" data-language-autonym="አማርኛ" data-language-local-name="amharică" class="interlanguage-link-target"><span>አማርኛ</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Im%C3%A1n" title="Imán – aragoneză" lang="an" hreflang="an" data-title="Imán" data-language-autonym="Aragonés" data-language-local-name="aragoneză" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%85%D8%BA%D9%86%D8%A7%D8%B7%D9%8A%D8%B3" title="مغناطيس – arabă" lang="ar" hreflang="ar" data-title="مغناطيس" data-language-autonym="العربية" data-language-local-name="arabă" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ary mw-list-item"><a href="https://ary.wikipedia.org/wiki/%D9%87%D9%86%D8%AF%D8%A9" title="هندة – Moroccan Arabic" lang="ary" hreflang="ary" data-title="هندة" data-language-autonym="الدارجة" data-language-local-name="Moroccan Arabic" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-as mw-list-item"><a href="https://as.wikipedia.org/wiki/%E0%A6%9A%E0%A7%81%E0%A6%AE%E0%A7%8D%E0%A6%AC%E0%A6%95" title="চুম্বক – asameză" lang="as" hreflang="as" data-title="চুম্বক" data-language-autonym="অসমীয়া" data-language-local-name="asameză" class="interlanguage-link-target"><span>অসমীয়া</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Im%C3%A1n" title="Imán – asturiană" lang="ast" hreflang="ast" data-title="Imán" data-language-autonym="Asturianu" data-language-local-name="asturiană" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-ay mw-list-item"><a href="https://ay.wikipedia.org/wiki/Achkatasiri" title="Achkatasiri – aymara" lang="ay" hreflang="ay" data-title="Achkatasiri" data-language-autonym="Aymar aru" data-language-local-name="aymara" class="interlanguage-link-target"><span>Aymar aru</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Maqnit" title="Maqnit – azeră" lang="az" hreflang="az" data-title="Maqnit" data-language-autonym="Azərbaycanca" data-language-local-name="azeră" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%AF%D9%85%DB%8C%D8%B1%D9%82%D8%A7%D9%BE%D8%A7%D9%86" title="دمیرقاپان – South Azerbaijani" lang="azb" hreflang="azb" data-title="دمیرقاپان" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B8%D1%82" title="Магнит – bașkiră" lang="ba" hreflang="ba" data-title="Магнит" data-language-autonym="Башҡортса" data-language-local-name="bașkiră" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-bar mw-list-item"><a href="https://bar.wikipedia.org/wiki/Magnet" title="Magnet – Bavarian" lang="bar" hreflang="bar" data-title="Magnet" data-language-autonym="Boarisch" data-language-local-name="Bavarian" class="interlanguage-link-target"><span>Boarisch</span></a></li><li class="interlanguage-link interwiki-bat-smg mw-list-item"><a href="https://bat-smg.wikipedia.org/wiki/Magnets" title="Magnets – Samogitian" lang="sgs" hreflang="sgs" data-title="Magnets" data-language-autonym="Žemaitėška" data-language-local-name="Samogitian" class="interlanguage-link-target"><span>Žemaitėška</span></a></li><li class="interlanguage-link interwiki-bbc mw-list-item"><a href="https://bbc.wikipedia.org/wiki/Bosi_Barani" title="Bosi Barani – Batak Toba" lang="bbc" hreflang="bbc" data-title="Bosi Barani" data-language-autonym="Batak Toba" data-language-local-name="Batak Toba" class="interlanguage-link-target"><span>Batak Toba</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D1%96%D1%82" title="Магніт – belarusă" lang="be" hreflang="be" data-title="Магніт" data-language-autonym="Беларуская" data-language-local-name="belarusă" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D1%96%D1%82" title="Магніт – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Магніт" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B8%D1%82" title="Магнит – bulgară" lang="bg" hreflang="bg" data-title="Магнит" data-language-autonym="Български" data-language-local-name="bulgară" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%9A%E0%A7%81%E0%A6%AE%E0%A7%8D%E0%A6%AC%E0%A6%95" title="চুম্বক – bengaleză" lang="bn" hreflang="bn" data-title="চুম্বক" data-language-autonym="বাংলা" data-language-local-name="bengaleză" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Magnet" title="Magnet – bosniacă" lang="bs" hreflang="bs" data-title="Magnet" data-language-autonym="Bosanski" data-language-local-name="bosniacă" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-bxr mw-list-item"><a href="https://bxr.wikipedia.org/wiki/%D0%A1%D1%83%D1%80%D0%B0%D0%BD%D0%B7%D0%B0%D0%BD" title="Суранзан – Russia Buriat" lang="bxr" hreflang="bxr" data-title="Суранзан" data-language-autonym="Буряад" data-language-local-name="Russia Buriat" class="interlanguage-link-target"><span>Буряад</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Imant" title="Imant – catalană" lang="ca" hreflang="ca" data-title="Imant" data-language-autonym="Català" data-language-local-name="catalană" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/C%E1%B9%B3%CC%80-ti%C3%A9k" title="Cṳ̀-tiék – Mindong" lang="cdo" hreflang="cdo" data-title="Cṳ̀-tiék" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%85%D9%88%DA%AF%D9%86%D8%A7%D8%AA%DB%8C%D8%B3" title="موگناتیس – kurdă centrală" lang="ckb" hreflang="ckb" data-title="موگناتیس" data-language-autonym="کوردی" data-language-local-name="kurdă centrală" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Magnet" title="Magnet – cehă" lang="cs" hreflang="cs" data-title="Magnet" data-language-autonym="Čeština" data-language-local-name="cehă" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B8%D1%82" title="Магнит – ciuvașă" lang="cv" hreflang="cv" data-title="Магнит" data-language-autonym="Чӑвашла" data-language-local-name="ciuvașă" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Magnet" title="Magnet – galeză" lang="cy" hreflang="cy" data-title="Magnet" data-language-autonym="Cymraeg" data-language-local-name="galeză" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Magnet" title="Magnet – daneză" lang="da" hreflang="da" data-title="Magnet" data-language-autonym="Dansk" data-language-local-name="daneză" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Magnet" title="Magnet – germană" lang="de" hreflang="de" data-title="Magnet" data-language-autonym="Deutsch" data-language-local-name="germană" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9C%CE%B1%CE%B3%CE%BD%CE%AE%CF%84%CE%B7%CF%82" title="Μαγνήτης – greacă" lang="el" hreflang="el" data-title="Μαγνήτης" data-language-autonym="Ελληνικά" data-language-local-name="greacă" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Magnet" title="Magnet – engleză" lang="en" hreflang="en" data-title="Magnet" data-language-autonym="English" data-language-local-name="engleză" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Magneto" title="Magneto – esperanto" lang="eo" hreflang="eo" data-title="Magneto" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Im%C3%A1n" title="Imán – spaniolă" lang="es" hreflang="es" data-title="Imán" data-language-autonym="Español" data-language-local-name="spaniolă" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Magnet" title="Magnet – estonă" lang="et" hreflang="et" data-title="Magnet" data-language-autonym="Eesti" data-language-local-name="estonă" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Iman" title="Iman – bască" lang="eu" hreflang="eu" data-title="Iman" data-language-autonym="Euskara" data-language-local-name="bască" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A2%D9%87%D9%86%D8%B1%D8%A8%D8%A7" title="آهنربا – persană" lang="fa" hreflang="fa" data-title="آهنربا" data-language-autonym="فارسی" data-language-local-name="persană" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Magneetti" title="Magneetti – finlandeză" lang="fi" hreflang="fi" data-title="Magneetti" data-language-autonym="Suomi" data-language-local-name="finlandeză" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Aimant" title="Aimant – franceză" lang="fr" hreflang="fr" data-title="Aimant" data-language-autonym="Français" data-language-local-name="franceză" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Magneet" title="Magneet – frizonă nordică" lang="frr" hreflang="frr" data-title="Magneet" data-language-autonym="Nordfriisk" data-language-local-name="frizonă nordică" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Maighn%C3%A9ad" title="Maighnéad – irlandeză" lang="ga" hreflang="ga" data-title="Maighnéad" data-language-autonym="Gaeilge" data-language-local-name="irlandeză" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Im%C3%A1n" title="Imán – galiciană" lang="gl" hreflang="gl" data-title="Imán" data-language-autonym="Galego" data-language-local-name="galiciană" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9E%D7%92%D7%A0%D7%98" title="מגנט – ebraică" lang="he" hreflang="he" data-title="מגנט" data-language-autonym="עברית" data-language-local-name="ebraică" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%9A%E0%A5%81%E0%A4%AE%E0%A5%8D%E0%A4%AC%E0%A4%95" title="चुम्बक – hindi" lang="hi" hreflang="hi" data-title="चुम्बक" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hif mw-list-item"><a href="https://hif.wikipedia.org/wiki/Chumbak_loha" title="Chumbak loha – Fiji Hindi" lang="hif" hreflang="hif" data-title="Chumbak loha" data-language-autonym="Fiji Hindi" data-language-local-name="Fiji Hindi" class="interlanguage-link-target"><span>Fiji Hindi</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Magnet" title="Magnet – croată" lang="hr" hreflang="hr" data-title="Magnet" data-language-autonym="Hrvatski" data-language-local-name="croată" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/%C3%81lland%C3%B3_m%C3%A1gnes" title="Állandó mágnes – maghiară" lang="hu" hreflang="hu" data-title="Állandó mágnes" data-language-autonym="Magyar" data-language-local-name="maghiară" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%84%D5%A1%D5%A3%D5%B6%D5%AB%D5%BD" title="Մագնիս – armeană" lang="hy" hreflang="hy" data-title="Մագնիս" data-language-autonym="Հայերեն" data-language-local-name="armeană" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Magnete" title="Magnete – interlingua" lang="ia" hreflang="ia" data-title="Magnete" data-language-autonym="Interlingua" data-language-local-name="interlingua" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Magnet" title="Magnet – indoneziană" lang="id" hreflang="id" data-title="Magnet" data-language-autonym="Bahasa Indonesia" data-language-local-name="indoneziană" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ie mw-list-item"><a href="https://ie.wikipedia.org/wiki/Magnete" title="Magnete – interlingue" lang="ie" hreflang="ie" data-title="Magnete" data-language-autonym="Interlingue" data-language-local-name="interlingue" class="interlanguage-link-target"><span>Interlingue</span></a></li><li class="interlanguage-link interwiki-ik mw-list-item"><a href="https://ik.wikipedia.org/wiki/Nipitchak" title="Nipitchak – inupiak" lang="ik" hreflang="ik" data-title="Nipitchak" data-language-autonym="Iñupiatun" data-language-local-name="inupiak" class="interlanguage-link-target"><span>Iñupiatun</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Magneto" title="Magneto – ido" lang="io" hreflang="io" data-title="Magneto" data-language-autonym="Ido" data-language-local-name="ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Segull" title="Segull – islandeză" lang="is" hreflang="is" data-title="Segull" data-language-autonym="Íslenska" data-language-local-name="islandeză" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Magnete" title="Magnete – italiană" lang="it" hreflang="it" data-title="Magnete" data-language-autonym="Italiano" data-language-local-name="italiană" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E7%A3%81%E7%9F%B3" title="磁石 – japoneză" lang="ja" hreflang="ja" data-title="磁石" data-language-autonym="日本語" data-language-local-name="japoneză" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Magn%C3%A8t" title="Magnèt – javaneză" lang="jv" hreflang="jv" data-title="Magnèt" data-language-autonym="Jawa" data-language-local-name="javaneză" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%9B%E1%83%90%E1%83%92%E1%83%9C%E1%83%98%E1%83%A2%E1%83%98" title="მაგნიტი – georgiană" lang="ka" hreflang="ka" data-title="მაგნიტი" data-language-autonym="ქართული" data-language-local-name="georgiană" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kge mw-list-item"><a href="https://kge.wikipedia.org/wiki/Bosi_Barani" title="Bosi Barani – Komering" lang="kge" hreflang="kge" data-title="Bosi Barani" data-language-autonym="Kumoring" data-language-local-name="Komering" class="interlanguage-link-target"><span>Kumoring</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B8%D1%82" title="Магнит – kazahă" lang="kk" hreflang="kk" data-title="Магнит" data-language-autonym="Қазақша" data-language-local-name="kazahă" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%85%E0%B2%AF%E0%B2%B8%E0%B3%8D%E0%B2%95%E0%B2%BE%E0%B2%82%E0%B2%A4" title="ಅಯಸ್ಕಾಂತ – kannada" lang="kn" hreflang="kn" data-title="ಅಯಸ್ಕಾಂತ" data-language-autonym="ಕನ್ನಡ" data-language-local-name="kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%9E%90%EC%84%9D" title="자석 – coreeană" lang="ko" hreflang="ko" data-title="자석" data-language-autonym="한국어" data-language-local-name="coreeană" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ks mw-list-item"><a href="https://ks.wikipedia.org/wiki/%D9%85%D8%A0%D9%82%D9%86%D8%A7%D8%B7%DB%8C%D9%96%D8%B3" title="مؠقناطیٖس – cașmiră" lang="ks" hreflang="ks" data-title="مؠقناطیٖس" data-language-autonym="कॉशुर / کٲشُر" data-language-local-name="cașmiră" class="interlanguage-link-target"><span>कॉशुर / کٲشُر</span></a></li><li class="interlanguage-link interwiki-ksh mw-list-item"><a href="https://ksh.wikipedia.org/wiki/Mangneet" title="Mangneet – kölsch" lang="ksh" hreflang="ksh" data-title="Mangneet" data-language-autonym="Ripoarisch" data-language-local-name="kölsch" class="interlanguage-link-target"><span>Ripoarisch</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Ki%C5%9Fanek" title="Kişanek – kurdă" lang="ku" hreflang="ku" data-title="Kişanek" data-language-autonym="Kurdî" data-language-local-name="kurdă" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B8%D1%82" title="Магнит – kârgâză" lang="ky" hreflang="ky" data-title="Магнит" data-language-autonym="Кыргызча" data-language-local-name="kârgâză" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Magnes" title="Magnes – latină" lang="la" hreflang="la" data-title="Magnes" data-language-autonym="Latina" data-language-local-name="latină" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Magneet" title="Magneet – limburgheză" lang="li" hreflang="li" data-title="Magneet" data-language-autonym="Limburgs" data-language-local-name="limburgheză" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Magnet" title="Magnet – Lombard" lang="lmo" hreflang="lmo" data-title="Magnet" data-language-autonym="Lombard" data-language-local-name="Lombard" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Magnetas" title="Magnetas – lituaniană" lang="lt" hreflang="lt" data-title="Magnetas" data-language-autonym="Lietuvių" data-language-local-name="lituaniană" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Magn%C4%93ts" title="Magnēts – letonă" lang="lv" hreflang="lv" data-title="Magnēts" data-language-autonym="Latviešu" data-language-local-name="letonă" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-min mw-list-item"><a href="https://min.wikipedia.org/wiki/Basi_barani" title="Basi barani – minangkabau" lang="min" hreflang="min" data-title="Basi barani" data-language-autonym="Minangkabau" data-language-local-name="minangkabau" class="interlanguage-link-target"><span>Minangkabau</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B5%D1%82" title="Магнет – macedoneană" lang="mk" hreflang="mk" data-title="Магнет" data-language-autonym="Македонски" data-language-local-name="macedoneană" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%95%E0%B4%BE%E0%B4%A8%E0%B5%8D%E0%B4%A4%E0%B4%82" title="കാന്തം – malayalam" lang="ml" hreflang="ml" data-title="കാന്തം" data-language-autonym="മലയാളം" data-language-local-name="malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%A1%D0%BE%D1%80%D0%BE%D0%BD%D0%B7" title="Соронз – mongolă" lang="mn" hreflang="mn" data-title="Соронз" data-language-autonym="Монгол" data-language-local-name="mongolă" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%9A%E0%A5%81%E0%A4%82%E0%A4%AC%E0%A4%95" title="चुंबक – marathi" lang="mr" hreflang="mr" data-title="चुंबक" data-language-autonym="मराठी" data-language-local-name="marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Besi_berani" title="Besi berani – malaeză" lang="ms" hreflang="ms" data-title="Besi berani" data-language-autonym="Bahasa Melayu" data-language-local-name="malaeză" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%9E%E1%80%B6%E1%80%9C%E1%80%AD%E1%80%AF%E1%80%80%E1%80%BA" title="သံလိုက် – birmană" lang="my" hreflang="my" data-title="သံလိုက်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="birmană" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Magneet" title="Magneet – germana de jos" lang="nds" hreflang="nds" data-title="Magneet" data-language-autonym="Plattdüütsch" data-language-local-name="germana de jos" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-ne mw-list-item"><a href="https://ne.wikipedia.org/wiki/%E0%A4%9A%E0%A5%81%E0%A4%AE%E0%A5%8D%E0%A4%AC%E0%A4%95" title="चुम्बक – nepaleză" lang="ne" hreflang="ne" data-title="चुम्बक" data-language-autonym="नेपाली" data-language-local-name="nepaleză" class="interlanguage-link-target"><span>नेपाली</span></a></li><li class="interlanguage-link interwiki-new mw-list-item"><a href="https://new.wikipedia.org/wiki/%E0%A4%9A%E0%A5%81%E0%A4%AE%E0%A5%8D%E0%A4%AC%E0%A4%95" title="चुम्बक – newari" lang="new" hreflang="new" data-title="चुम्बक" data-language-autonym="नेपाल भाषा" data-language-local-name="newari" class="interlanguage-link-target"><span>नेपाल भाषा</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Magneet" title="Magneet – neerlandeză" lang="nl" hreflang="nl" data-title="Magneet" data-language-autonym="Nederlands" data-language-local-name="neerlandeză" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Magnet" title="Magnet – norvegiană nynorsk" lang="nn" hreflang="nn" data-title="Magnet" data-language-autonym="Norsk nynorsk" data-language-local-name="norvegiană nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Magnet" title="Magnet – norvegiană bokmål" lang="nb" hreflang="nb" data-title="Magnet" data-language-autonym="Norsk bokmål" data-language-local-name="norvegiană bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Asimant" title="Asimant – occitană" lang="oc" hreflang="oc" data-title="Asimant" data-language-autonym="Occitan" data-language-local-name="occitană" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-om mw-list-item"><a href="https://om.wikipedia.org/wiki/Maagneetii(loobilaa)" title="Maagneetii(loobilaa) – oromo" lang="om" hreflang="om" data-title="Maagneetii(loobilaa)" data-language-autonym="Oromoo" data-language-local-name="oromo" class="interlanguage-link-target"><span>Oromoo</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%9A%E0%A9%81%E0%A9%B0%E0%A8%AC%E0%A8%95" title="ਚੁੰਬਕ – punjabi" lang="pa" hreflang="pa" data-title="ਚੁੰਬਕ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Magnes" title="Magnes – poloneză" lang="pl" hreflang="pl" data-title="Magnes" data-language-autonym="Polski" data-language-local-name="poloneză" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pms mw-list-item"><a href="https://pms.wikipedia.org/wiki/Magnete" title="Magnete – Piedmontese" lang="pms" hreflang="pms" data-title="Magnete" data-language-autonym="Piemontèis" data-language-local-name="Piedmontese" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D9%85%D9%82%DD%A8%D8%A7%D8%B7%DB%8C%D8%B3" title="مقݨاطیس – Western Punjabi" lang="pnb" hreflang="pnb" data-title="مقݨاطیس" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D9%85%D9%82%D9%86%D8%A7%D8%B7%D9%8A%D8%B3" title="مقناطيس – paștună" lang="ps" hreflang="ps" data-title="مقناطيس" data-language-autonym="پښتو" data-language-local-name="paștună" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/%C3%8Dman" title="Íman – portugheză" lang="pt" hreflang="pt" data-title="Íman" data-language-autonym="Português" data-language-local-name="portugheză" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/K%27askachimuq" title="K'askachimuq – quechua" lang="qu" hreflang="qu" data-title="K'askachimuq" data-language-autonym="Runa Simi" data-language-local-name="quechua" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B8%D1%82" title="Магнит – rusă" lang="ru" hreflang="ru" data-title="Магнит" data-language-autonym="Русский" data-language-local-name="rusă" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-rue mw-list-item"><a href="https://rue.wikipedia.org/wiki/%D0%9C%D0%B0%D2%91%D0%BD%D0%B5%D1%82" title="Маґнет – Rusyn" lang="rue" hreflang="rue" data-title="Маґнет" data-language-autonym="Русиньскый" data-language-local-name="Rusyn" class="interlanguage-link-target"><span>Русиньскый</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Calamita" title="Calamita – siciliană" lang="scn" hreflang="scn" data-title="Calamita" data-language-autonym="Sicilianu" data-language-local-name="siciliană" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Magnet" title="Magnet – scots" lang="sco" hreflang="sco" data-title="Magnet" data-language-autonym="Scots" data-language-local-name="scots" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%DA%86%D9%82%D9%85%D9%82" title="چقمق – sindhi" lang="sd" hreflang="sd" data-title="چقمق" data-language-autonym="سنڌي" data-language-local-name="sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Magnet" title="Magnet – sârbo-croată" lang="sh" hreflang="sh" data-title="Magnet" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="sârbo-croată" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Magnet" title="Magnet – Simple English" lang="en-simple" hreflang="en-simple" data-title="Magnet" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Magnet" title="Magnet – slovacă" lang="sk" hreflang="sk" data-title="Magnet" data-language-autonym="Slovenčina" data-language-local-name="slovacă" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Magnet" title="Magnet – slovenă" lang="sl" hreflang="sl" data-title="Magnet" data-language-autonym="Slovenščina" data-language-local-name="slovenă" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Magneti" title="Magneti – albaneză" lang="sq" hreflang="sq" data-title="Magneti" data-language-autonym="Shqip" data-language-local-name="albaneză" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B5%D1%82" title="Магнет – sârbă" lang="sr" hreflang="sr" data-title="Магнет" data-language-autonym="Српски / srpski" data-language-local-name="sârbă" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Magn%C3%A9t" title="Magnét – sundaneză" lang="su" hreflang="su" data-title="Magnét" data-language-autonym="Sunda" data-language-local-name="sundaneză" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Magnet" title="Magnet – suedeză" lang="sv" hreflang="sv" data-title="Magnet" data-language-autonym="Svenska" data-language-local-name="suedeză" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Sumaku" title="Sumaku – swahili" lang="sw" hreflang="sw" data-title="Sumaku" data-language-autonym="Kiswahili" data-language-local-name="swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AE%BE%E0%AE%A8%E0%AF%8D%E0%AE%A4%E0%AE%AE%E0%AF%8D" title="காந்தம் – tamilă" lang="ta" hreflang="ta" data-title="காந்தம்" data-language-autonym="தமிழ்" data-language-local-name="tamilă" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tcy mw-list-item"><a href="https://tcy.wikipedia.org/wiki/%E0%B2%85%E0%B2%AF%E0%B2%B8%E0%B3%8D%E0%B2%95%E0%B2%BE%E0%B2%82%E0%B2%A4" title="ಅಯಸ್ಕಾಂತ – Tulu" lang="tcy" hreflang="tcy" data-title="ಅಯಸ್ಕಾಂತ" data-language-autonym="ತುಳು" data-language-local-name="Tulu" class="interlanguage-link-target"><span>ತುಳು</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%85%E0%B0%AF%E0%B0%B8%E0%B1%8D%E0%B0%95%E0%B0%BE%E0%B0%82%E0%B0%A4%E0%B0%82" title="అయస్కాంతం – telugu" lang="te" hreflang="te" data-title="అయస్కాంతం" data-language-autonym="తెలుగు" data-language-local-name="telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%9E%D2%B3%D0%B0%D0%BD%D1%80%D0%B0%D0%B1%D0%BE" title="Оҳанрабо – tadjică" lang="tg" hreflang="tg" data-title="Оҳанрабо" data-language-autonym="Тоҷикӣ" data-language-local-name="tadjică" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%81%E0%B8%A1%E0%B9%88%E0%B9%80%E0%B8%AB%E0%B8%A5%E0%B9%87%E0%B8%81" title="แม่เหล็ก – thailandeză" lang="th" hreflang="th" data-title="แม่เหล็ก" data-language-autonym="ไทย" data-language-local-name="thailandeză" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Batubalani" title="Batubalani – tagalog" lang="tl" hreflang="tl" data-title="Batubalani" data-language-autonym="Tagalog" data-language-local-name="tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/M%C4%B1knat%C4%B1s" title="Mıknatıs – turcă" lang="tr" hreflang="tr" data-title="Mıknatıs" data-language-autonym="Türkçe" data-language-local-name="turcă" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tyv mw-list-item"><a href="https://tyv.wikipedia.org/wiki/%D0%A1%D0%BE%D1%80%D1%83%D0%BD%D0%B7%D0%B0" title="Сорунза – tuvană" lang="tyv" hreflang="tyv" data-title="Сорунза" data-language-autonym="Тыва дыл" data-language-local-name="tuvană" class="interlanguage-link-target"><span>Тыва дыл</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D1%96%D1%82" title="Магніт – ucraineană" lang="uk" hreflang="uk" data-title="Магніт" data-language-autonym="Українська" data-language-local-name="ucraineană" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D9%85%D9%82%D9%86%D8%A7%D8%B7%DB%8C%D8%B3" title="مقناطیس – urdu" lang="ur" hreflang="ur" data-title="مقناطیس" data-language-autonym="اردو" data-language-local-name="urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Magnit" title="Magnit – uzbecă" lang="uz" hreflang="uz" data-title="Magnit" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbecă" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vep mw-list-item"><a href="https://vep.wikipedia.org/wiki/Magnit" title="Magnit – Veps" lang="vep" hreflang="vep" data-title="Magnit" data-language-autonym="Vepsän kel’" data-language-local-name="Veps" class="interlanguage-link-target"><span>Vepsän kel’</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Nam_ch%C3%A2m" title="Nam châm – vietnameză" lang="vi" hreflang="vi" data-title="Nam châm" data-language-autonym="Tiếng Việt" data-language-local-name="vietnameză" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wa mw-list-item"><a href="https://wa.wikipedia.org/wiki/Inmant" title="Inmant – valonă" lang="wa" hreflang="wa" data-title="Inmant" data-language-autonym="Walon" data-language-local-name="valonă" class="interlanguage-link-target"><span>Walon</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Batubarani" title="Batubarani – waray" lang="war" hreflang="war" data-title="Batubarani" data-language-autonym="Winaray" data-language-local-name="waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wo mw-list-item"><a href="https://wo.wikipedia.org/wiki/Bijjaan" title="Bijjaan – wolof" lang="wo" hreflang="wo" data-title="Bijjaan" data-language-autonym="Wolof" data-language-local-name="wolof" class="interlanguage-link-target"><span>Wolof</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E5%90%B8%E9%93%81%E7%9F%B3" title="吸铁石 – chineză wu" lang="wuu" hreflang="wuu" data-title="吸铁石" data-language-autonym="吴语" data-language-local-name="chineză wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-xmf mw-list-item"><a href="https://xmf.wikipedia.org/wiki/%E1%83%AD%E1%83%90%E1%83%AD%E1%83%9B%E1%83%94%E1%83%9C%E1%83%A2%E1%83%98" title="ჭაჭმენტი – Mingrelian" lang="xmf" hreflang="xmf" data-title="ჭაჭმენტი" data-language-autonym="მარგალური" data-language-local-name="Mingrelian" class="interlanguage-link-target"><span>მარგალური</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%9E%D7%90%D7%92%D7%A0%D7%A2%D7%98" title="מאגנעט – idiș" lang="yi" hreflang="yi" data-title="מאגנעט" data-language-autonym="ייִדיש" data-language-local-name="idiș" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-yo mw-list-item"><a href="https://yo.wikipedia.org/wiki/Gb%C3%A9ringb%C3%A9rin" title="Gbéringbérin – yoruba" lang="yo" hreflang="yo" data-title="Gbéringbérin" data-language-autonym="Yorùbá" data-language-local-name="yoruba" class="interlanguage-link-target"><span>Yorùbá</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%A3%81%E9%90%B5" title="磁鐵 – chineză" lang="zh" hreflang="zh" data-title="磁鐵" data-language-autonym="中文" data-language-local-name="chineză" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Khip-chio%CC%8Dh" title="Khip-chio̍h – chineză min nan" lang="nan" hreflang="nan" data-title="Khip-chio̍h" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="chineză min nan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E6%94%9D%E7%9F%B3" title="攝石 – cantoneză" lang="yue" hreflang="yue" data-title="攝石" data-language-autonym="粵語" data-language-local-name="cantoneză" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q11421#sitelinks-wikipedia" title="Modifică legăturile interlinguale" class="wbc-editpage">Modifică legăturile</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Spații de nume"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Magnet" title="Vedeți conținutul paginii [a]" accesskey="a"><span>Articol</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Discu%C8%9Bie:Magnet" rel="discussion" title="Discuții despre această pagină [t]" accesskey="t"><span>Discuție</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Change language variant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">română</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Vizualizări"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Magnet"><span>Lectură</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Magnet&veaction=edit" title="Modificați această pagină cu EditorulVizual [v]" accesskey="v"><span>Modificare</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Magnet&action=edit" title="Modificați codul sursă al acestei pagini [e]" accesskey="e"><span>Modificare sursă</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Magnet&action=history" title="Versiunile anterioare ale paginii și autorii lor. [h]" accesskey="h"><span>Istoric</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Unelte" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Unelte</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Unelte</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">mută în bara laterală</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">ascunde</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Mai multe opțiuni" > <div class="vector-menu-heading"> Acțiuni </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Magnet"><span>Lectură</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Magnet&veaction=edit" title="Modificați această pagină cu EditorulVizual [v]" accesskey="v"><span>Modificare</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Magnet&action=edit" title="Modificați codul sursă al acestei pagini [e]" accesskey="e"><span>Modificare sursă</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Magnet&action=history"><span>Istoric</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:Ce_se_leag%C4%83_aici/Magnet" title="Lista tuturor paginilor wiki care conduc spre această pagină [j]" accesskey="j"><span>Ce trimite aici</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:Modific%C4%83ri_corelate/Magnet" rel="nofollow" title="Schimbări recente în legătură cu această pagină [k]" accesskey="k"><span>Schimbări corelate</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Wikipedia:Trimite_fi%C8%99ier" title="Încărcare fișiere [u]" accesskey="u"><span>Trimite fișier</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:Pagini_speciale" title="Lista tuturor paginilor speciale [q]" accesskey="q"><span>Pagini speciale</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Magnet&oldid=16209445" title="Legătură permanentă către această versiune a acestei pagini"><span>Legătură permanentă</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Magnet&action=info" title="Mai multe informații despre această pagină"><span>Informații despre pagină</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:Citeaz%C4%83&page=Magnet&id=16209445&wpFormIdentifier=titleform" title="Informații cu privire la modul de citare a acestei pagini"><span>Citează acest articol</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fro.wikipedia.org%2Fwiki%2FMagnet"><span>Obține URL scurtat</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fro.wikipedia.org%2Fwiki%2FMagnet"><span>Descărcați codul QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Tipărire/exportare </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Special:Carte&bookcmd=book_creator&referer=Magnet"><span>Creare carte</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Magnet&action=show-download-screen"><span>Descărcare ca PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Magnet&printable=yes" title="Versiunea de tipărit a acestei pagini [p]" accesskey="p"><span>Versiune de tipărit</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> În alte proiecte </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Magnet" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q11421" title="Legătură către elementul asociat din depozitul de date [g]" accesskey="g"><span>Element Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aspect"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aspect</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">mută în bara laterală</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">ascunde</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">De la Wikipedia, enciclopedia liberă</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="ro" dir="ltr"><figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/Fi%C8%99ier:MagnetEZ.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/MagnetEZ.jpg/200px-MagnetEZ.jpg" decoding="async" width="200" height="204" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/08/MagnetEZ.jpg/300px-MagnetEZ.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/08/MagnetEZ.jpg/400px-MagnetEZ.jpg 2x" data-file-width="470" data-file-height="480" /></a><figcaption>Magnet în formă de <b><a href="/wiki/U" title="U">U</a></b> atrăgând o plăcuță metalică.</figcaption></figure> <p><b>Magnetul</b> este un material sau un obiect care produce <a href="/wiki/C%C3%A2mp_magnetic" title="Câmp magnetic">câmp magnetic</a>. Acesta îi conferă proprietăți particulare cum ar fi exercitarea unei forțe de atracție asupra unui material <a href="/wiki/Feromagnetism" title="Feromagnetism">feromagnetic</a>. </p><p><a href="/wiki/Grecia_antic%C4%83" class="mw-redirect" title="Grecia antică">Grecii</a> au descoperit, în antichitate, aproape de orașul Magnezia din <a href="/wiki/Asia_Mic%C4%83" class="mw-redirect" title="Asia Mică">Asia Mică</a>, o piatră care are proprietatea de a atrage bucățile de <a href="/wiki/Fier" title="Fier">fier</a>. Această rocă este formată dintr-un minereu numit <a href="/wiki/Magnetit" title="Magnetit">magnetit</a>. </p><p>Magneții pot fi de două categorii: magneți naturali (de exemplu orice bucată de <a href="/wiki/Magnetit" title="Magnetit">magnetit</a> este un magnet natural) și magneți artificiali (obținuți, de exemplu, prin frecarea unor bucăți de fier cu un magnet natural). </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Baze_teoretice">Baze teoretice</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=1" title="Modifică secțiunea: Baze teoretice" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=1" title="Edit section's source code: Baze teoretice"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Câmpul_magnetic"><span id="C.C3.A2mpul_magnetic"></span>Câmpul magnetic</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=2" title="Modifică secțiunea: Câmpul magnetic" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=2" title="Edit section's source code: Câmpul magnetic"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/Fi%C8%99ier:Bar_magnet.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d8/Bar_magnet.jpg/200px-Bar_magnet.jpg" decoding="async" width="200" height="150" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d8/Bar_magnet.jpg/300px-Bar_magnet.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d8/Bar_magnet.jpg/400px-Bar_magnet.jpg 2x" data-file-width="2048" data-file-height="1536" /></a><figcaption><a href="/wiki/Bar%C4%83" title="Bară">Bară</a> magnetică</figcaption></figure> <div role="note" class="dezambiguizare rellink boilerplate seealso">Articol principal: <a href="/wiki/C%C3%A2mp_magnetic" title="Câmp magnetic">câmp magnetic</a>.</div><style data-mw-deduplicate="TemplateStyles:r16505893">@media screen{html.skin-theme-clientpref-night .mw-parser-output .rellink{display:flex}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .rellink{display:flex}}</style> <p><i>Câmpul magnetic</i> este o mărime vectorială <b><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle \mathbf {B} }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mrow class="MJX-TeXAtom-ORD"> <mi mathvariant="bold">B</mi> </mrow> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle \mathbf {B} }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/604cef21e917d0367f8fdafae1f8acbf16b21592" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.344ex; height:1.676ex;" alt="{\displaystyle \scriptstyle \mathbf {B} }"></span></b> (deci oricărui punct asociază un vector <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle {\vec {B}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mrow class="MJX-TeXAtom-ORD"> <mrow class="MJX-TeXAtom-ORD"> <mover> <mi>B</mi> <mo stretchy="false">→</mo> </mover> </mrow> </mrow> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle {\vec {B}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/50c158c6f55f83d74d171c6bb2548b9640f794f5" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.247ex; height:2.343ex;" alt="{\displaystyle \scriptstyle {\vec {B}}}"></span>) a cărui valoare are unitatea de măsură <a href="/wiki/Tesla_(unitate_de_m%C4%83sur%C4%83)" title="Tesla (unitate de măsură)">Tesla</a>. Orientarea (direcția și sensul) poate fi determinată cu ajutorul acului magnetic. </p> <div class="mw-heading mw-heading3"><h3 id="Momentul_magnetic">Momentul magnetic</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=3" title="Modifică secțiunea: Momentul magnetic" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=3" title="Edit section's source code: Momentul magnetic"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i><a href="/wiki/Moment_magnetic" title="Moment magnetic">Momentul magnetic</a></i> este un vector, notat <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle {\vec {\mu }}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mrow class="MJX-TeXAtom-ORD"> <mrow class="MJX-TeXAtom-ORD"> <mover> <mi>μ</mi> <mo stretchy="false">→</mo> </mover> </mrow> </mrow> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle {\vec {\mu }}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/aeb349cfc84a7ac1ce70f43476dded90e1126c3e" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:0.991ex; height:2.509ex;" alt="{\displaystyle \scriptstyle {\vec {\mu }}}"></span>, care caracterizează câmpul magnetic. Pentru un magnet în formă de bară, <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle {\vec {\mu }}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mrow class="MJX-TeXAtom-ORD"> <mrow class="MJX-TeXAtom-ORD"> <mover> <mi>μ</mi> <mo stretchy="false">→</mo> </mover> </mrow> </mrow> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle {\vec {\mu }}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/aeb349cfc84a7ac1ce70f43476dded90e1126c3e" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:0.991ex; height:2.509ex;" alt="{\displaystyle \scriptstyle {\vec {\mu }}}"></span> este îndreptat, pentru orice punct al spațiului din jurul magnetului, de la polul Sud către polul Nord, iar valoarea (<i>magnitudinea</i>) sa crește cu distanța dintre poli. </p> <div class="mw-heading mw-heading3"><h3 id="Magnetizarea">Magnetizarea</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=4" title="Modifică secțiunea: Magnetizarea" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=4" title="Edit section's source code: Magnetizarea"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>Magnetizarea</i> este un vector <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle {\vec {M}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mrow class="MJX-TeXAtom-ORD"> <mrow class="MJX-TeXAtom-ORD"> <mover> <mi>M</mi> <mo stretchy="false">→</mo> </mover> </mrow> </mrow> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle {\vec {M}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/fff31d5cede70a02a73d42ea0c1eb89f8b830d41" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.727ex; height:2.343ex;" alt="{\displaystyle \scriptstyle {\vec {M}}}"></span> al cărui modul este momentul magnetic pe unitatea de volum din punctul considerat. Un magnet de calitate în formă de bară poate avea un moment magnetic de magnitudine <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle 0{,}1A\cdot m^{2}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mn>0</mn> <mrow class="MJX-TeXAtom-ORD"> <mo>,</mo> </mrow> <mn>1</mn> <mi>A</mi> <mo>⋅</mo> <msup> <mi>m</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle 0{,}1A\cdot m^{2}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/4c142158fa152a9e051c2b4c4c56d0756efdf4ea" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:6.066ex; height:2.176ex;" alt="{\displaystyle \scriptstyle 0{,}1A\cdot m^{2}}"></span> și un volum de <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle 1cm^{3}=0{,}000001m^{3}\,}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mn>1</mn> <mi>c</mi> <msup> <mi>m</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> </msup> <mo>=</mo> <mn>0,000</mn> <mn>001</mn> <msup> <mi>m</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> </msup> <mspace width="thinmathspace" /> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle 1cm^{3}=0{,}000001m^{3}\,}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/95a1742bb462af1b61bb47023899b300309a4a24" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:13.96ex; height:2.176ex;" alt="{\displaystyle \scriptstyle 1cm^{3}=0{,}000001m^{3}\,}"></span> , deci o magnetizare medie de <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle 100{,}000{\frac {A}{m}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mn>100,000</mn> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mi>A</mi> <mi>m</mi> </mfrac> </mrow> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle 100{,}000{\frac {A}{m}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/0a295cadb8c82643be0cda142571915d0863995a" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:7.397ex; height:2.843ex;" alt="{\displaystyle \scriptstyle 100{,}000{\frac {A}{m}}}"></span>. Fierul poate avea o magnetizare de circa un milion A/m. </p> <div class="mw-heading mw-heading3"><h3 id="Forța_dintre_poli"><span id="For.C8.9Ba_dintre_poli"></span>Forța dintre poli</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=5" title="Modifică secțiunea: Forța dintre poli" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=5" title="Edit section's source code: Forța dintre poli"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Între polii magnetului se exercită o forță de atracție având modulul <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle F={\frac {\mu {q_{m1}}{q_{m2}}}{4\pi r^{2}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>F</mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <mi>μ</mi> <mrow class="MJX-TeXAtom-ORD"> <msub> <mi>q</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>m</mi> <mn>1</mn> </mrow> </msub> </mrow> <mrow class="MJX-TeXAtom-ORD"> <msub> <mi>q</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>m</mi> <mn>2</mn> </mrow> </msub> </mrow> </mrow> <mrow> <mn>4</mn> <mi>π</mi> <msup> <mi>r</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> </msup> </mrow> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle F={\frac {\mu {q_{m1}}{q_{m2}}}{4\pi r^{2}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/b238b854ab2f21103d06c776ae9be0213921835f" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.171ex; width:14.145ex; height:5.176ex;" alt="{\displaystyle F={\frac {\mu {q_{m1}}{q_{m2}}}{4\pi r^{2}}}}"></span> <sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>unde: </p> <dl><dd><dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle \mathbf {F} }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mrow class="MJX-TeXAtom-ORD"> <mi mathvariant="bold">F</mi> </mrow> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle \mathbf {F} }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/d15b187bc78c426cdcc156088d3d2991ac413fc2" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.19ex; height:1.676ex;" alt="{\displaystyle \scriptstyle \mathbf {F} }"></span> este forța (măsurată în <a href="/wiki/Newton" title="Newton">newtoni</a>)</dd> <dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle q_{m1}\,}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <msub> <mi>q</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>m</mi> <mn>1</mn> </mrow> </msub> <mspace width="thinmathspace" /> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle q_{m1}\,}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/c7709d4d2434e3ca34d8437f46d9446044ba9a95" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:3.123ex; height:1.676ex;" alt="{\displaystyle \scriptstyle q_{m1}\,}"></span> și <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle q_{m2}\,}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <msub> <mi>q</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>m</mi> <mn>2</mn> </mrow> </msub> <mspace width="thinmathspace" /> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle q_{m2}\,}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6675be15626f444d59cf49d5eaf71cb7a2fbca1f" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:3.123ex; height:1.676ex;" alt="{\displaystyle \scriptstyle q_{m2}\,}"></span> sunt intensitățile celor doi poli (<a href="/wiki/Amper" title="Amper">amper</a><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \cdot }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mo>⋅</mo> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \cdot }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/ba2c023bad1bd39ed49080f729cbf26bc448c9ba" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: 0.439ex; margin-bottom: -0.61ex; width:0.647ex; height:1.176ex;" alt="{\displaystyle \cdot }"></span><a href="/wiki/Metru" title="Metru">metru</a>)</dd> <dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle \mu \,}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mi>μ</mi> <mspace width="thinmathspace" /> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle \mu \,}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/376a88d35f586f42bb4a4d313b5162d38282cd42" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:1.378ex; height:1.676ex;" alt="{\displaystyle \scriptstyle \mu \,}"></span> este permeabilitatea mediului (măsurată în <a href="/wiki/Tesla_(unitate_de_m%C4%83sur%C4%83)" title="Tesla (unitate de măsură)">tesla</a><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \cdot }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mo>⋅</mo> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \cdot }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/ba2c023bad1bd39ed49080f729cbf26bc448c9ba" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: 0.439ex; margin-bottom: -0.61ex; width:0.647ex; height:1.176ex;" alt="{\displaystyle \cdot }"></span>metru per <a href="/wiki/Amper" title="Amper">amper</a>)</dd> <dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \scriptstyle r\,}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mstyle displaystyle="false" scriptlevel="1"> <mi>r</mi> <mspace width="thinmathspace" /> </mstyle> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \scriptstyle r\,}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6cb1075f9ad839520da72184a88f68b7572fa541" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.338ex; width:1.129ex; height:1.343ex;" alt="{\displaystyle \scriptstyle r\,}"></span> este distanța dintre poli (metri).</dd></dl></dd></dl> <div class="mw-heading mw-heading2"><h2 id="Tipuri_de_magnetism">Tipuri de magnetism</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=6" title="Modifică secțiunea: Tipuri de magnetism" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=6" title="Edit section's source code: Tipuri de magnetism"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Paramagnetism" title="Paramagnetism">Paramagnetism</a></li> <li><a href="/wiki/Diamagnetism" title="Diamagnetism">Diamagnetism</a></li> <li><a href="/wiki/Feromagnetism" title="Feromagnetism">Feromagnetism</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Metale_magnetice">Metale magnetice</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=7" title="Modifică secțiunea: Metale magnetice" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=7" title="Edit section's source code: Metale magnetice"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Fier" title="Fier">Fier</a></li> <li><a href="/wiki/Nichel" title="Nichel">Nichel</a></li> <li><a href="/wiki/Cobalt" title="Cobalt">Cobalt</a></li> <li><a href="/wiki/Magnetit" title="Magnetit">Magnetit</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Electromagneți"><span id="Electromagne.C8.9Bi"></span>Electromagneți</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=8" title="Modifică secțiunea: Electromagneți" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=8" title="Edit section's source code: Electromagneți"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Electromagneții sunt obținuți prin înfășurarea unui fir metalic ( cupru sau fier de exemplu ) pe o bară feroasă. Capetele arcului creat se vor lega de polii unei baterii puternice. </p><p>Sistemul bobină cu miez de fier parcurs de curent electric se numește electromagnet. </p> <div class="mw-heading mw-heading2"><h2 id="Utilizare">Utilizare</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=9" title="Modifică secțiunea: Utilizare" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=9" title="Edit section's source code: Utilizare"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Magneții se găsesc în componenta unor echipamente electrice și electronice atât industriale cât și de larg consum. </p><p>Magneții sunt folosiți pentru: </p> <ul><li>fabricarea echipamentelor de orientare, busole, echipamente de navigație aviatică, maritimă si spațială</li> <li>fabricarea releelor și senzorilor magnetici</li> <li>păstrarea notițelor pe frigider;</li> <li>fixarea de etichete, închiderea ferma a ușilor de dulap;</li> <li>închiderea poșetelor, genților si a lănțișoarelor;</li> <li>legătura intre jucării;</li> <li>construirea de puzzle-uri magnetice;</li> <li>suport pentru chei in bucătărie;</li> <li>atașarea cutiilor metalice de condimente in frigider;</li> <li>organizarea sculelor într-un garaj prin fixarea lor pe perete pentru a fi ușor accesibile;</li> <li>fixarea decorațiunilor exterioare;</li> <li>ei sunt folosiți de asemenea ca și componentă pasivă în construcția motoarelor electrice de la cele mai mici până la cele mai mari;</li> <li>construcția difuzoarelor, căștilor și microfoanelor</li> <li>reglarea sistemelor de lentile din camerele foto sau unitățile optice</li> <li>alimentarea cu toner în cartușele din imprimantele laser</li></ul> <div class="mw-heading mw-heading2"><h2 id="Note">Note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=10" title="Modifică secțiunea: Note" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=10" title="Edit section's source code: Note"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><b><a href="#cite_ref-1">^</a></b> <span class="reference-text"><span style="border:solid 1px #44A; background-color:#EEF; font-family:monospace; color:#008; font-size:0.9em; padding:0px 4px 2px 4px; position:relative; bottom:0.2em; cursor:help;" title="Limba engleză">en</span> <a rel="nofollow" class="external text" href="http://geophysics.ou.edu/solid_earth/notes/mag_basic/mag_basic.html">Basic Relationships in Geophysics</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100709205321/http://geophysics.ou.edu/solid_earth/notes/mag_basic/mag_basic.html">Arhivat</a> în <time datetime="2010-07-09">9 iulie 2010</time>, la <a href="/wiki/Wayback_Machine" class="mw-redirect" title="Wayback Machine">Wayback Machine</a>.</span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Bibliografie">Bibliografie</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=11" title="Modifică secțiunea: Bibliografie" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=11" title="Edit section's source code: Bibliografie"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Sears, W.; Zemansky, M.; Young, H.D. - <i>Fizică</i>, Editura Didactică și Pedagogică, București, 1983</li> <li>Dima, I. - <i>Dicționar de fizică</i>, Editura Științifică și Enciclopedică, București, 1972</li></ul> <div class="mw-heading mw-heading2"><h2 id="Legături_externe"><span id="Leg.C4.83turi_externe"></span>Legături externe</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=12" title="Modifică secțiunea: Legături externe" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=12" title="Edit section's source code: Legături externe"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span style="border:solid 1px #44A; background-color:#EEF; font-family:monospace; color:#008; font-size:0.9em; padding:0px 4px 2px 4px; position:relative; bottom:0.2em; cursor:help;" title="Limba română">ro</span> <a rel="nofollow" class="external text" href="http://www.magazinstiintific.ro/Stiinta:TEHNOLOGIE/Cel-mai-mare-magnet-superconductor-a-fost-pornit-pentru-a-dezlega-misterele-Universului_2609.html">Cel mai mare magnet din lume</a></li> <li><span style="border:solid 1px #44A; background-color:#EEF; font-family:monospace; color:#008; font-size:0.9em; padding:0px 4px 2px 4px; position:relative; bottom:0.2em; cursor:help;" title="Limba română">ro</span> <a rel="nofollow" class="external text" href="http://sfm.asm.md/ftm/vol1nr2/geofizica.pdf">Câmpul magnetic al Pământului</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20140325222654/http://sfm.asm.md/ftm/vol1nr2/geofizica.pdf">Arhivat</a> în <time datetime="2014-03-25">25 martie 2014</time>, la <a href="/wiki/Wayback_Machine" class="mw-redirect" title="Wayback Machine">Wayback Machine</a>.</li> <li><span style="border:solid 1px #44A; background-color:#EEF; font-family:monospace; color:#008; font-size:0.9em; padding:0px 4px 2px 4px; position:relative; bottom:0.2em; cursor:help;" title="Limba engleză">en</span> <a rel="nofollow" class="external text" href="http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html">HyperPhysics</a></li> <li><span style="border:solid 1px #44A; background-color:#EEF; font-family:monospace; color:#008; font-size:0.9em; padding:0px 4px 2px 4px; position:relative; bottom:0.2em; cursor:help;" title="Limba germană">de</span> <a rel="nofollow" class="external text" href="http://cms.aw-systems.info/joomla/images/stories/pdfs/Lectron_Elektronik_AG_Magnetismus.pdf">Experimente</a><sup>[<i><a href="/wiki/Wikipedia:Leg%C4%83turi_externe" title="Wikipedia:Legături externe">nefuncțională</a></i>]</sup></li> <li><span style="border:solid 1px #44A; background-color:#EEF; font-family:monospace; color:#008; font-size:0.9em; padding:0px 4px 2px 4px; position:relative; bottom:0.2em; cursor:help;" title="Limba germană">de</span> <a rel="nofollow" class="external text" href="http://scholar.chem.nyu.edu/tekpages/magnets.html">Istoria medievală a magnetului</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20051224201238/http://scholar.chem.nyu.edu/tekpages/magnets.html">Arhivat</a> în <time datetime="2005-12-24">24 decembrie 2005</time>, la <a href="/wiki/Wayback_Machine" class="mw-redirect" title="Wayback Machine">Wayback Machine</a>.</li> <li><span style="border:solid 1px #44A; background-color:#EEF; font-family:monospace; color:#008; font-size:0.9em; padding:0px 4px 2px 4px; position:relative; bottom:0.2em; cursor:help;" title="Limba română">ro</span> <a rel="nofollow" class="external text" href="http://www.financiarul.ro/2015/01/30/o-inventie-pe-zi-magnetul/">O invenție pe zi: Magnetul</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Vezi_și"><span id="Vezi_.C8.99i"></span>Vezi și</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Magnet&veaction=edit&section=13" title="Modifică secțiunea: Vezi și" class="mw-editsection-visualeditor"><span>modificare</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Magnet&action=edit&section=13" title="Edit section's source code: Vezi și"><span>modificare sursă</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Feromagnetism" title="Feromagnetism">Feromagnetism</a></li> <li><a href="/wiki/Electromagnetism" title="Electromagnetism">Electromagnetism</a></li> <li><a href="/wiki/Ecua%C8%9Biile_lui_Maxwell" title="Ecuațiile lui Maxwell">Ecuațiile lui Maxwell</a></li> <li><a href="/wiki/Ferofluid" title="Ferofluid">Ferofluid</a></li> <li><a href="/wiki/Magnetometru" title="Magnetometru">Magnetometru</a></li> <li><a href="/wiki/Paramagnetism" title="Paramagnetism">Paramagnetism</a></li></ul> <p><br /> </p> <table class="navbox" cellspacing="0" style=""> <tbody><tr> <td style="padding:2px;"> <table cellspacing="0" class="nowraplinks collapsible" style="width:100%;background:transparent;color:inherit;;"> <tbody><tr> <th style=";" colspan="2" class="navbox-title"><div style="float:left; width:6em;text-align:left;"><div class="noprint plainlinks" style="padding:0; font-size:xx-small; color:var(--color-base, #000); white-space:nowrap; ;"><span style=";;border:none;"><a href="/wiki/Format:Electromagnetism" title="Format:Electromagnetism"><span title="Vizualizare format" style=";;border:none;;">v</span></a> <span style="font-size:80%;">•</span> <a href="/w/index.php?title=Discu%C8%9Bie_Format:Electromagnetism&action=edit&redlink=1" class="new" title="Discuție Format:Electromagnetism — pagină inexistentă"><span title="Discuție format" style=";;border:none;;">d</span></a> <span style="font-size:80%;">•</span> <a class="external text" href="https://ro.wikipedia.org/w/index.php?title=Format:Electromagnetism&action=edit"><span title="Acest format se poate modifica. Folosiți butonul de previzualizare înainte de a salva." style=";;border:none;;">m</span></a></span></div></div><span class="" style="font-size: 110%;"><a href="/wiki/Electromagnetism" title="Electromagnetism">Electromagnetism</a></span> </th></tr> <tr style="height:2px;"> <td> </td></tr> <tr> <td class="navbox-group" style=";;"><a href="/wiki/Electrostatic%C4%83" title="Electrostatică">Electrostatică</a> </td> <td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-odd"> <div style="padding:0em 0.25em"> <div> <p><span style="white-space:nowrap;"><a href="/wiki/C%C3%A2mp_electric" title="Câmp electric">Câmp electric</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Electret" title="Electret">Electret</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Flux_electric" title="Flux electric">Flux electric</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Generator_electrostatic" title="Generator electrostatic">Generator electrostatic</a>  <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Izolator_(electricitate)" class="mw-redirect" title="Izolator (electricitate)">Izolator (electricitate)</a>  <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Legea_lui_Coulomb" title="Legea lui Coulomb">Legea lui Coulomb</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Moment_electric_dipolar" title="Moment electric dipolar">Moment electric dipolar</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Poten%C8%9Bial_electric" title="Potențial electric">Potențial electric</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Sarcin%C4%83_electric%C4%83" title="Sarcină electrică">Sarcină electrică</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Teorema_lui_Earnshaw" title="Teorema lui Earnshaw">Teorema lui Earnshaw</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Triboelectricitate" title="Triboelectricitate">Triboelectricitate</a></span> </p> </div></div> </td></tr> <tr style="height:2px"> <td> </td></tr> <tr> <td class="navbox-group" style=";;"><a href="/wiki/Magnetostatic%C4%83" title="Magnetostatică">Magnetostatică</a> </td> <td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-even"><div style="padding:0em 0.25em"> <div> <p><span style="white-space:nowrap;"><a href="/wiki/C%C3%A2mp_magnetic" title="Câmp magnetic">Câmp magnetic</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/C%C3%A2mp_electromagnetic" title="Câmp electromagnetic">Câmp electromagnetic</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Curent_electric" title="Curent electric">Curent electric</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Flux_magnetic" title="Flux magnetic">Flux magnetic</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Legea_Biot-Savart" title="Legea Biot-Savart">Legea Biot-Savart</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/w/index.php?title=Legea_lui_Amp%C3%A8re_(circuit)&action=edit&redlink=1" class="new" title="Legea lui Ampère (circuit) — pagină inexistentă">Legea lui Ampère (circuit)</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/w/index.php?title=Legea_lui_Amp%C3%A8re_(for%C8%9B%C4%83)&action=edit&redlink=1" class="new" title="Legea lui Ampère (forță) — pagină inexistentă">Legea lui Ampère (forță)</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a class="mw-selflink selflink">Magnet</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Magnetism" title="Magnetism">Magnetism</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Moment_magnetic" title="Moment magnetic">Moment magnetic</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Intensitate_a_c%C3%A2mpului_magnetic" title="Intensitate a câmpului magnetic">Intensitate a câmpului magnetic</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Permeabilitate_magnetic%C4%83" title="Permeabilitate magnetică">Permeabilitate magnetică</a></span> </p> </div></div> </td></tr> <tr style="height:2px"> <td> </td></tr> <tr> <td class="navbox-group" style=";;"><a href="/wiki/Electrodinamic%C4%83" title="Electrodinamică">Electrodinamică</a> </td> <td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-odd"><div style="padding:0em 0.25em"> <div> <p><span style="white-space:nowrap;"><a href="/wiki/Ecua%C8%9Biile_lui_Maxwell" title="Ecuațiile lui Maxwell">Ecuațiile lui Maxwell</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Electron" title="Electron">Electron</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/For%C8%9B%C4%83_Lorentz" title="Forță Lorentz">Forță Lorentz</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Induc%C8%9Bie_electromagnetic%C4%83" title="Inducție electromagnetică">Inducție electromagnetică</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Legea_induc%C8%9Biei_electromagnetice" title="Legea inducției electromagnetice">Legea inducției electromagnetice</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Optic%C4%83_ondulatorie" title="Optică ondulatorie">Optică ondulatorie</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Sistemul_de_unit%C4%83%C8%9Bi_CGS_%C3%AEn_electromagnetism" title="Sistemul de unități CGS în electromagnetism">Sistemul de unități CGS în electromagnetism</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/w/index.php?title=Teorema_lui_Poynting&action=edit&redlink=1" class="new" title="Teorema lui Poynting — pagină inexistentă">Teorema lui Poynting</a></span> </p> </div></div> </td></tr> <tr style="height:2px"> <td> </td></tr> <tr> <td class="navbox-group" style=";;">Circuite electrice<br /><a href="/wiki/Electrotehnic%C4%83" title="Electrotehnică">Electrotehnică</a> </td> <td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-even"><div style="padding:0em 0.25em"> <div> <p><span style="white-space:nowrap;"><a href="/wiki/Bobin%C4%83" title="Bobină">Bobină</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Electromagnet" title="Electromagnet">Electromagnet</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Transformator" title="Transformator">‎Transformator</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Condensator_electric" title="Condensator electric">Condensator electric</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Bobin%C4%83_Helmholtz" title="Bobină Helmholtz">Bobină Helmholtz</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Inductan%C8%9B%C4%83" title="Inductanță">Inductanță</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a href="/wiki/Legea_lui_Lenz" title="Legea lui Lenz">Legea lui Lenz</a></span> </p> </div></div> </td></tr> <tr style="height:2px"> <td> </td></tr> <tr> <td class="navbox-group" style=";;">Unde electromagnetice<br /><a href="/wiki/Radiotehnic%C4%83" title="Radiotehnică">Radiotehnică</a> </td> <td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-odd"><div style="padding:0em 0.25em"> <div> <p><span style="white-space:nowrap;"><a href="/wiki/Dispersia_undelor_electromagnetice" title="Dispersia undelor electromagnetice">Dispersia undelor electromagnetice</a> <span style="font-weight:bold;">·</span> </span> <span style="white-space:nowrap;"><a 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