{"id":210183,"date":"2024-08-30T19:04:22","date_gmt":"2024-08-30T19:04:22","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/?p=210183"},"modified":"2024-08-30T19:04:22","modified_gmt":"2024-08-30T19:04:22","slug":"comment-calculer-la-resistance-dun-circuit-parallele","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/","title":{"rendered":"Comment calculer la r\u00e9sistance d&rsquo;un circuit parall\u00e8le ?"},"content":{"rendered":"<p class=\"sidekick\">Calculer la r\u00e9sistance d&rsquo;un circuit parall\u00e8le : guide simple pour d\u00e9terminer la r\u00e9sistance totale en utilisant les formules et principes de base en ing\u00e9nierie thermique.<\/p>\n<h2>Comment calculer la r\u00e9sistance d&rsquo;un circuit parall\u00e8le ?<\/h2>\n<p>Dans un circuit parall\u00e8le, plusieurs composants sont connect\u00e9s de telle mani\u00e8re que le courant puisse circuler par plusieurs chemins. Lorsque vous avez des r\u00e9sistances en parall\u00e8le, la r\u00e9sistance totale du circuit n&rsquo;est pas simplement la somme des r\u00e9sistances comme dans un circuit en s\u00e9rie. \u00c0 la place, la formule suivante est utilis\u00e9e pour calculer la r\u00e9sistance \u00e9quivalente d&rsquo;un circuit parall\u00e8le :<\/p>\n<p>La formule g\u00e9n\u00e9rale pour n r\u00e9sistances en parall\u00e8le est :<\/p>\n<p>\n\\[<br \/>\n\\frac{1}{R_{eq}} = \\frac{1}{R_1} + \\frac{1}{R_2} + &#8230; + \\frac{1}{R_n}<br \/>\n\\]\n<\/p>\n<p>O\u00f9 :<\/p>\n<ul>\n<li>R<sub>eq<\/sub> est la r\u00e9sistance \u00e9quivalente<\/li>\n<li>R<sub>1<\/sub>, R<sub>2<\/sub>, &#8230;, R<sub>n<\/sub> sont les r\u00e9sistances individuelles<\/li>\n<\/ul>\n<p>Voici les \u00e9tapes pour calculer la r\u00e9sistance d&rsquo;un circuit parall\u00e8le :<\/p>\n<ol>\n<li>Trouvez la valeur de chaque r\u00e9sistance individuelle connect\u00e9e en parall\u00e8le. Par exemple, supposons que nous ayons trois r\u00e9sistances R<sub>1<\/sub> = 4 \u03a9, R<sub>2<\/sub> = 6 \u03a9, et R<sub>3<\/sub> = 12 \u03a9.<\/li>\n<li>Utilisez la formule pour additionner les inverses des r\u00e9sistances individuelles. Dans notre exemple, cela donne :<br \/>\n  \\[<br \/>\n  \\frac{1}{R_{eq}} = \\frac{1}{4} + \\frac{1}{6} + \\frac{1}{12}<br \/>\n  \\]<\/li>\n<li>Calculez chaque terme :<br \/>\n  \\[<br \/>\n  \\frac{1}{4} = 0.25, \\quad \\frac{1}{6} \\approx 0.1667, \\quad \\frac{1}{12} \\approx 0.0833<br \/>\n  \\]<\/li>\n<li>Ajoutez ces valeurs :<br \/>\n  \\[<br \/>\n  \\frac{1}{R_{eq}} = 0.25 + 0.1667 + 0.0833 = 0.5<br \/>\n  \\]<\/li>\n<li>Pour trouver R<sub>eq<\/sub>, prenez l&rsquo;inverse de la somme calcul\u00e9e :<br \/>\n  \\[<br \/>\n  R_{eq} = \\frac{1}{0.5} = 2 \\, \\Omega<br \/>\n  \\]<\/li>\n<\/ol>\n<p>Ainsi, la r\u00e9sistance \u00e9quivalente de ce circuit parall\u00e8le est de 2 \u03a9.<\/p>\n<p>En r\u00e9sum\u00e9, la cl\u00e9 pour calculer la r\u00e9sistance d&rsquo;un circuit parall\u00e8le est de travailler avec les inverses des r\u00e9sistances et ensuite de prendre l&rsquo;inverse de la somme. Cette m\u00e9thode permet de trouver facilement la r\u00e9sistance \u00e9quivalente, m\u00eame dans des circuits compliqu\u00e9s.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Calculer la r\u00e9sistance d&rsquo;un circuit parall\u00e8le : guide simple pour d\u00e9terminer la r\u00e9sistance totale en utilisant les formules et principes de base en ing\u00e9nierie thermique.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[98],"tags":[],"class_list":["post-210183","post","type-post","status-publish","format-standard","hentry","category-des-questions","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Comment calculer la r\u00e9sistance d&#039;un circuit parall\u00e8le ?<\/title>\n<meta name=\"description\" content=\"Calculer la r\u00e9sistance d&#039;un circuit parall\u00e8le : guide simple pour d\u00e9terminer la r\u00e9sistance totale en utilisant les formules et principes de base en ing\u00e9nierie thermique.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comment calculer la r\u00e9sistance d&#039;un circuit parall\u00e8le ?\" \/>\n<meta property=\"og:description\" content=\"Calculer la r\u00e9sistance d&#039;un circuit parall\u00e8le : guide simple pour d\u00e9terminer la r\u00e9sistance totale en utilisant les formules et principes de base en ing\u00e9nierie thermique.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/\" \/>\n<meta property=\"og:site_name\" content=\"Electricity - Magnetism\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-30T19:04:22+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Matan\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/fr\/#website\",\"url\":\"https:\/\/www.electricity-magnetism.org\/fr\/\",\"name\":\"Electricity - Magnetism\",\"description\":\"All about electricity and magnetism.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.electricity-magnetism.org\/fr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/#webpage\",\"url\":\"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/\",\"name\":\"Comment calculer la r\\u00e9sistance d'un circuit parall\\u00e8le ?\",\"isPartOf\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/fr\/#website\"},\"datePublished\":\"2024-08-30T19:04:22+00:00\",\"dateModified\":\"2024-08-30T19:04:22+00:00\",\"author\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/fr\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29\"},\"description\":\"Calculer la r\\u00e9sistance d'un circuit parall\\u00e8le : guide simple pour d\\u00e9terminer la r\\u00e9sistance totale en utilisant les formules et principes de base en ing\\u00e9nierie thermique.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.electricity-magnetism.org\/fr\/electricity-magnetism-page\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Comment calculer la r\\u00e9sistance d&rsquo;un circuit parall\\u00e8le ?\"}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.electricity-magnetism.org\/fr\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29\",\"name\":\"Matan\",\"url\":\"https:\/\/www.electricity-magnetism.org\/fr\/author\/matan\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Comment calculer la r\u00e9sistance d'un circuit parall\u00e8le ?","description":"Calculer la r\u00e9sistance d'un circuit parall\u00e8le : guide simple pour d\u00e9terminer la r\u00e9sistance totale en utilisant les formules et principes de base en ing\u00e9nierie thermique.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/","og_locale":"fr_FR","og_type":"article","og_title":"Comment calculer la r\u00e9sistance d'un circuit parall\u00e8le ?","og_description":"Calculer la r\u00e9sistance d'un circuit parall\u00e8le : guide simple pour d\u00e9terminer la r\u00e9sistance totale en utilisant les formules et principes de base en ing\u00e9nierie thermique.","og_url":"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/","og_site_name":"Electricity - Magnetism","article_published_time":"2024-08-30T19:04:22+00:00","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"Matan","Dur\u00e9e de lecture estim\u00e9e":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebSite","@id":"https:\/\/www.electricity-magnetism.org\/fr\/#website","url":"https:\/\/www.electricity-magnetism.org\/fr\/","name":"Electricity - Magnetism","description":"All about electricity and magnetism.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.electricity-magnetism.org\/fr\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"fr-FR"},{"@type":"WebPage","@id":"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/#webpage","url":"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/","name":"Comment calculer la r\u00e9sistance d'un circuit parall\u00e8le ?","isPartOf":{"@id":"https:\/\/www.electricity-magnetism.org\/fr\/#website"},"datePublished":"2024-08-30T19:04:22+00:00","dateModified":"2024-08-30T19:04:22+00:00","author":{"@id":"https:\/\/www.electricity-magnetism.org\/fr\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29"},"description":"Calculer la r\u00e9sistance d'un circuit parall\u00e8le : guide simple pour d\u00e9terminer la r\u00e9sistance totale en utilisant les formules et principes de base en ing\u00e9nierie thermique.","breadcrumb":{"@id":"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.electricity-magnetism.org\/fr\/comment-calculer-la-resistance-dun-circuit-parallele\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.electricity-magnetism.org\/fr\/electricity-magnetism-page\/"},{"@type":"ListItem","position":2,"name":"Comment calculer la r\u00e9sistance d&rsquo;un circuit parall\u00e8le ?"}]},{"@type":"Person","@id":"https:\/\/www.electricity-magnetism.org\/fr\/#\/schema\/person\/68f28ba0ad08ef355b436c5222a40b29","name":"Matan","url":"https:\/\/www.electricity-magnetism.org\/fr\/author\/matan\/"}]}},"_links":{"self":[{"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/posts\/210183","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/comments?post=210183"}],"version-history":[{"count":0,"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/posts\/210183\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/media?parent=210183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/categories?post=210183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.electricity-magnetism.org\/fr\/wp-json\/wp\/v2\/tags?post=210183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}