{"id":793,"date":"2020-07-03T11:04:19","date_gmt":"2020-07-03T11:04:19","guid":{"rendered":"http:\/\/www.schooleducationharyana.in\/?page_id=793"},"modified":"2020-07-03T11:04:19","modified_gmt":"2020-07-03T11:04:19","slug":"12th-class","status":"publish","type":"page","link":"http:\/\/www.schooleducationharyana.com\/?page_id=793","title":{"rendered":"12th Class"},"content":{"rendered":"\t\t\t<div class=\"yotu-playlist yotuwp yotu-limit-min   yotu-thumb-169  yotu-template-grid\" data-yotu=\"6a206ff6e818b\" data-page=\"1\" id=\"yotuwp-6a206ff672046\" data-total=\"25\" data-settings=\"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\" data-player=\"large\" data-showdesc=\"on\">\n\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-wrapper-player\" style=\"width:600px\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-player\">\n\t\t\t\t\t\t\t<div class=\"yotu-video-placeholder\" id=\"yotu-player-6a206ff6e818b\"><\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"yotu-playing-status\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"yotu-videos yotu-mode-grid yotu-preset yotu-preset-abnb yotu-column-3 yotu-player-mode-large\">\n\t<ul>\n\t\t\t\t\t<li class=\" yotu-first\">\n\t\t\t\t\t\t\t\t<a href=\"#Eyxw5cT7kVk\" class=\"yotu-video\" data-videoid=\"Eyxw5cT7kVk\" data-title=\"Source of magnetic field, unit of magnetic field lines can lortentz force\" title=\"Source of magnetic field, unit of magnetic field lines can lortentz force\">\n\t\t\t\t\t<div class=\"yotu-video-thumb-wrp\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"yotu-video-thumb\" src=\"https:\/\/i1.wp.com\/i.ytimg.com\/vi\/Eyxw5cT7kVk\/sddefault.jpg?w=640&#038;ssl=1\" alt=\"Source of magnetic field, unit of magnetic field lines can lortentz force\" data-recalc-dims=\"1\">\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"yotu-video-title\">Source of magnetic field, unit of magnetic field lines can lortentz force<\/h3>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-video-description\">PHYSICS ,EDUCATIONAL VIDEO AND CLASSES<br \/>\nMagnetic fields are produced by electric currents, which can be macroscopic currents in wires, or microscopic currents associated with electrons in atomic orbits. The magnetic field B is defined in terms of force on moving charge in the Lorentz force law.<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\n\t\t\t\t\t\t<li class=\"\">\n\t\t\t\t\t\t\t\t<a href=\"#Eyxw5cT7kVk\" class=\"yotu-video\" data-videoid=\"Eyxw5cT7kVk\" data-title=\"Source of magnetic field, unit of magnetic field lines can lortentz force\" title=\"Source of magnetic field, unit of magnetic field lines can lortentz force\">\n\t\t\t\t\t<div class=\"yotu-video-thumb-wrp\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"yotu-video-thumb\" src=\"https:\/\/i1.wp.com\/i.ytimg.com\/vi\/Eyxw5cT7kVk\/sddefault.jpg?w=640&#038;ssl=1\" alt=\"Source of magnetic field, unit of magnetic field lines can lortentz force\" data-recalc-dims=\"1\">\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"yotu-video-title\">Source of magnetic field, unit of magnetic field lines can lortentz force<\/h3>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-video-description\">PHYSICS ,EDUCATIONAL VIDEO AND CLASSES<br \/>\nMagnetic fields are produced by electric currents, which can be macroscopic currents in wires, or microscopic currents associated with electrons in atomic orbits. The magnetic field B is defined in terms of force on moving charge in the Lorentz force law.<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\n\t\t\t\t\t\t<li class=\"\">\n\t\t\t\t\t\t\t\t<a href=\"#s_81kPTNCmw\" class=\"yotu-video\" data-videoid=\"s_81kPTNCmw\" data-title=\"Magnetic field due to current carrying element\" title=\"Magnetic field due to current carrying element\">\n\t\t\t\t\t<div class=\"yotu-video-thumb-wrp\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"yotu-video-thumb\" src=\"https:\/\/i0.wp.com\/i.ytimg.com\/vi\/s_81kPTNCmw\/sddefault.jpg?w=640&#038;ssl=1\" alt=\"Magnetic field due to current carrying element\" data-recalc-dims=\"1\">\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"yotu-video-title\">Magnetic field due to current carrying element<\/h3>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-video-description\">Magnetic field due to straight wire carrying current <br \/>\nConsider an infinitely long conductor AB through which current I flows. Let P be any point at a distance a from the centre of conductor. Consider dl be the small current carrying element at point c at a distance r from point p. \u03b1 be the angle between r and dl. l be the distance between centre of the coil and elementary length dl.<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\n\t\t\t\t\t\t<li class=\"\">\n\t\t\t\t\t\t\t\t<a href=\"#s_81kPTNCmw\" class=\"yotu-video\" data-videoid=\"s_81kPTNCmw\" data-title=\"Magnetic field due to current carrying element\" title=\"Magnetic field due to current carrying element\">\n\t\t\t\t\t<div class=\"yotu-video-thumb-wrp\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"yotu-video-thumb\" src=\"https:\/\/i0.wp.com\/i.ytimg.com\/vi\/s_81kPTNCmw\/sddefault.jpg?w=640&#038;ssl=1\" alt=\"Magnetic field due to current carrying element\" data-recalc-dims=\"1\">\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"yotu-video-title\">Magnetic field due to current carrying element<\/h3>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-video-description\">Magnetic field due to straight wire carrying current <br \/>\nConsider an infinitely long conductor AB through which current I flows. Let P be any point at a distance a from the centre of conductor. Consider dl be the small current carrying element at point c at a distance r from point p. \u03b1 be the angle between r and dl. l be the distance between centre of the coil and elementary length dl.<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\n\t\t\t\t\t\t<li class=\"\">\n\t\t\t\t\t\t\t\t<a href=\"#4qH3T6jNm68\" class=\"yotu-video\" data-videoid=\"4qH3T6jNm68\" data-title=\"PHYSICS 12th Ampere circuital law to calculate unit 3\" title=\"PHYSICS 12th Ampere circuital law to calculate unit 3\">\n\t\t\t\t\t<div class=\"yotu-video-thumb-wrp\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"yotu-video-thumb\" src=\"https:\/\/i0.wp.com\/i.ytimg.com\/vi\/4qH3T6jNm68\/sddefault.jpg?w=640&#038;ssl=1\" alt=\"PHYSICS 12th Ampere circuital law to calculate unit 3\" data-recalc-dims=\"1\">\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"yotu-video-title\">PHYSICS 12th Ampere circuital law to calculate unit 3<\/h3>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-video-description\">AMPERE\u2019S CIRCUITAL LAW:<br \/>\nAmpere\u2019s circuital law states that line integral of magnetic field forming a closed loop around the current(i) carrying wire, in the plane normal to the current, is equal to the \u03bco times the net current passing through the close loop.<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\n\t\t\t\t\t\t<li class=\"\">\n\t\t\t\t\t\t\t\t<a href=\"#4qH3T6jNm68\" class=\"yotu-video\" data-videoid=\"4qH3T6jNm68\" data-title=\"PHYSICS 12th Ampere circuital law to calculate unit 3\" title=\"PHYSICS 12th Ampere circuital law to calculate unit 3\">\n\t\t\t\t\t<div class=\"yotu-video-thumb-wrp\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"yotu-video-thumb\" src=\"https:\/\/i0.wp.com\/i.ytimg.com\/vi\/4qH3T6jNm68\/sddefault.jpg?w=640&#038;ssl=1\" alt=\"PHYSICS 12th Ampere circuital law to calculate unit 3\" data-recalc-dims=\"1\">\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"yotu-video-title\">PHYSICS 12th Ampere circuital law to calculate unit 3<\/h3>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-video-description\">AMPERE\u2019S CIRCUITAL LAW:<br \/>\nAmpere\u2019s circuital law states that line integral of magnetic field forming a closed loop around the current(i) carrying wire, in the plane normal to the current, is equal to the \u03bco times the net current passing through the close loop.<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\n\t\t\t\t\t\t<li class=\"\">\n\t\t\t\t\t\t\t\t<a href=\"#mMeT26tY2wM\" class=\"yotu-video\" data-videoid=\"mMeT26tY2wM\" data-title=\"The solenoid 12th physics,\" title=\"The solenoid 12th physics,\">\n\t\t\t\t\t<div class=\"yotu-video-thumb-wrp\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"yotu-video-thumb\" src=\"https:\/\/i2.wp.com\/i.ytimg.com\/vi\/mMeT26tY2wM\/sddefault.jpg?w=640&#038;ssl=1\" alt=\"The solenoid 12th physics,\" data-recalc-dims=\"1\">\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"yotu-video-title\">The solenoid 12th physics,<\/h3>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-video-description\">A solenoid is a coil with the length greater than its diameter and is a type of an electromagnet to produce controlled magnetic fields by passing an electric current through it.<br \/>\nDerivation of Bar Magnet as an Equivalent Solenoid<br \/>\nBy calculating the axial field of a finite solenoid carrying current, bar magnet can be demonstrated as a solenoid. Consider a solenoid of radius a and length 2l with n number of turns per unit length that has current I passing through the solenoid. Considering a small element of thickness dx of the solenoid at distance x from O such that OP = r.<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\n\t\t\t\t\t\t<li class=\" yotu-last\">\n\t\t\t\t\t\t\t\t<a href=\"#mMeT26tY2wM\" class=\"yotu-video\" data-videoid=\"mMeT26tY2wM\" data-title=\"The solenoid 12th physics,\" title=\"The solenoid 12th physics,\">\n\t\t\t\t\t<div class=\"yotu-video-thumb-wrp\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"yotu-video-thumb\" src=\"https:\/\/i2.wp.com\/i.ytimg.com\/vi\/mMeT26tY2wM\/sddefault.jpg?w=640&#038;ssl=1\" alt=\"The solenoid 12th physics,\" data-recalc-dims=\"1\">\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"yotu-video-title\">The solenoid 12th physics,<\/h3>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"yotu-video-description\">A solenoid is a coil with the length greater than its diameter and is a type of an electromagnet to produce controlled magnetic fields by passing an electric current through it.<br \/>\nDerivation of Bar Magnet as an Equivalent Solenoid<br \/>\nBy calculating the axial field of a finite solenoid carrying current, bar magnet can be demonstrated as a solenoid. Consider a solenoid of radius a and length 2l with n number of turns per unit length that has current I passing through the solenoid. Considering a small element of thickness dx of the solenoid at distance x from O such that OP = r.<\/div>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\n\t\t\t\t<\/ul>\n<\/div><div class=\"yotu-pagination\">\n\t<a href=\"#\" class=\"yotu-pagination-more yotu-button-prs yotu-button-prs-1\" data-page=\"more\">Load more<\/a>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"spay_email":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>12th Class - Online<\/title>\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.schooleducationharyana.com\/?page_id=793\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"12th Class - Online\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.schooleducationharyana.com\/?page_id=793\" \/>\n<meta property=\"og:site_name\" content=\"Online\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\">\n\t<meta name=\"twitter:data1\" content=\"admin\">\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\">\n\t<meta name=\"twitter:data2\" content=\"0 minutes\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"http:\/\/www.schooleducationharyana.com\/#website\",\"url\":\"http:\/\/www.schooleducationharyana.com\/\",\"name\":\"Online\",\"description\":\"School Education\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"http:\/\/www.schooleducationharyana.com\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.schooleducationharyana.com\/?page_id=793#webpage\",\"url\":\"https:\/\/www.schooleducationharyana.com\/?page_id=793\",\"name\":\"12th Class - Online\",\"isPartOf\":{\"@id\":\"http:\/\/www.schooleducationharyana.com\/#website\"},\"datePublished\":\"2020-07-03T11:04:19+00:00\",\"dateModified\":\"2020-07-03T11:04:19+00:00\",\"inLanguage\":\"en\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.schooleducationharyana.com\/?page_id=793\"]}]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"http:\/\/www.schooleducationharyana.com\/index.php?rest_route=\/wp\/v2\/pages\/793"}],"collection":[{"href":"http:\/\/www.schooleducationharyana.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.schooleducationharyana.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.schooleducationharyana.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.schooleducationharyana.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=793"}],"version-history":[{"count":1,"href":"http:\/\/www.schooleducationharyana.com\/index.php?rest_route=\/wp\/v2\/pages\/793\/revisions"}],"predecessor-version":[{"id":2009,"href":"http:\/\/www.schooleducationharyana.com\/index.php?rest_route=\/wp\/v2\/pages\/793\/revisions\/2009"}],"wp:attachment":[{"href":"http:\/\/www.schooleducationharyana.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}