{"id":941,"date":"2021-12-17T13:41:58","date_gmt":"2021-12-17T08:11:58","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/?p=941"},"modified":"2025-02-10T16:34:04","modified_gmt":"2025-02-10T11:04:04","slug":"ncert-solutions-for-class-12-physics-chapter-7-alternating-current","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/","title":{"rendered":"NCERT Solutions for Class 12 Physics Chapter 7 Alternating Current"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_37 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><span 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style='display:block'><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/#NCERT_Solutions_for_Class_12_Physics_Chapter_7_-_Free_CBSE_PDF_Download\" title=\"NCERT Solutions for Class 12 Physics Chapter 7 \u2013 Free CBSE PDF Download\">NCERT Solutions for Class 12 Physics Chapter 7 \u2013 Free CBSE PDF Download<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/#Class_12_Physics_NCERT_Solutions_for_Chapter_7_Alternating_Current\" title=\"Class 12 Physics NCERT Solutions for Chapter 7 Alternating Current\">Class 12 Physics NCERT Solutions for Chapter 7 Alternating Current<\/a><ul class='ez-toc-list-level-4'><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/#More_Resources_for_Class_12\" title=\"More Resources for Class 12\">More Resources for Class 12<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/#Frequently_Asked_Questions_FAQs\" title=\"Frequently Asked Questions (FAQs)\">Frequently Asked Questions (FAQs)<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/#What_are_the_topics_discussed_in_Chapter_7_of_NCERT_Solutions_for_Class_12_Physics\" title=\"What are the topics discussed in Chapter 7 of NCERT Solutions for Class 12 Physics?\">What are the topics discussed in Chapter 7 of NCERT Solutions for Class 12 Physics?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/#Are_the_NCERT_Solutions_for_Class_12_Physics_Chapter_7_helpful_for_the_students\" title=\"Are the NCERT Solutions for Class 12 Physics Chapter 7 helpful for the students?\">Are the NCERT Solutions for Class 12 Physics Chapter 7 helpful for the students?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/#Define_transformers_according_to_NCERT_Solutions_for_Class_12_Physics_Chapter_7\" title=\"Define transformers according to NCERT Solutions for Class 12 Physics Chapter 7?\">Define transformers according to NCERT Solutions for Class 12 Physics Chapter 7?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p><span data-contrast=\"auto\">Subject specialists have created NCERT Solutions for Class 12 Physics Chapter 7 Alternating Current, which includes thorough solutions for reference. All of the questions from the textbook&#8217;s exercises are answered here. Students can use these answers to help them prepare for their exams. The NCERT Solutions for Class 12 provide useful solutions for improving conceptual knowledge.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"auto\">The solutions are carefully solved using student-friendly terms while still adhering to the norms that must be followed when solving <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\" target=\"_blank\" rel=\"noopener\">NCERT Solutions for Class 12<\/a>.<\/span><\/strong> Practicing these answers can be incredibly advantageous not only in terms of exams but also in terms of helping Class 12 pupils perform well in upcoming competitive exams.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"auto\">The approaches for answering have been given special consideration to stay on target while not deviating from the intended answer. Because time is so important in exams, excellent time management when answering questions is essential for getting the best results.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"NCERT_Solutions_for_Class_12_Physics_Chapter_7_-_Free_CBSE_PDF_Download\"><\/span>NCERT Solutions for Class 12 Physics Chapter 7 \u2013 Free CBSE PDF Download<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:2,&quot;335551620&quot;:2,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\n\t\t<div class=\"download-pdf-container\">\n\t\t\t<span class=\"title\">Do you need help with your Homework? 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href=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2021\/12\/Physics_Class-12_Ch-7-new.pdf\" class=\"pdfemb-viewer\" style=\"\" data-width=\"max\" data-height=\"max\" data-mobile-width=\"0\"  data-scrollbar=\"both\" data-download=\"off\" data-tracking=\"on\" data-newwindow=\"on\" data-pagetextbox=\"off\" data-scrolltotop=\"on\" data-startzoom=\"100\" data-startfpzoom=\"100\" data-toolbar=\"top\" data-toolbar-fixed=\"on\">Physics_Class 12_Ch 7 new<br\/><\/a> <\/span><\/p>\n<p><span data-contrast=\"auto\">For students to develop their skills in the topic of Alternating Current, we have supplied <a href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/\"><strong>NCERT Solutions for Class 12 Physics<\/strong><\/a> Chapter 7 Alternating Current. A student may master the topic with the aid of NCERT Class 12 Physics Solutions for Chapter 7 Alternating Current PDF, which includes questions and answers.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Class_12_Physics_NCERT_Solutions_for_Chapter_7_Alternating_Current\"><\/span>Class 12 Physics NCERT Solutions for Chapter 7 Alternating Current<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span data-contrast=\"auto\">Alternating Current is a vital chapter in Class 12 Physics&#8217; Unit-Electromagnetic Induction and Alternating Currents, and it is classified as a term \u2013 I in the CBSE Syllabus for 2021-22. This chapter must be well-understood by students in order to achieve excellent results on their first-term exams. NCERT Solutions for Class 12 are also one of the most useful resources for preparing for Class 12 Physics.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p aria-level=\"4\"><span data-contrast=\"none\">The topics and subtopics covered in NCERT Class 12 Physics Chapter 7 Alternating Current are listed below:<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559738&quot;:160,&quot;335559739&quot;:160,&quot;335559740&quot;:264}\"> <\/span><\/p>\n<ol>\n<li><strong>Introduction <\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current-7-1-ac-voltage-applied-to-a-resistor\/\" target=\"_blank\" rel=\"noopener\">AC Voltage Applied To A Resistor <\/a><\/span><\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\">Representation Of Ac Current And Voltage By Rotating Vectors \u2014 Phasors <\/span><\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current-7-3-ac-voltage-applied-to-an-inductor\/\" target=\"_blank\" rel=\"noopener\">AC Voltage Applied To An Inductor <\/a><\/span><\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current-7-4-ac-voltage-applied-to-a-capacitor\/\" target=\"_blank\" rel=\"noopener\">AC Voltage Applied To A Capacitor <\/a><\/span><\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current-7-5-ac-voltage-applied-to-a-series-lcr-circuit\/\" target=\"_blank\" rel=\"noopener\">AC Voltage Applied To A Series LCR Circuit <\/a><\/span><\/strong><\/li>\n<li><strong>Phasor-diagram solution <\/strong><\/li>\n<li><strong>Analytical solution <\/strong><\/li>\n<li><strong>Resonance <\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current-7-7-lc-oscillations\/\" target=\"_blank\" rel=\"noopener\">LC Oscillations <\/a><\/span><\/strong><\/li>\n<li><strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current-7-8-transformers\/\" target=\"_blank\" rel=\"noopener\">Transformers <\/a><\/span><\/strong><\/li>\n<\/ol>\n<p aria-level=\"3\"><span style=\"font-size: 12pt;\"><b>Some key points of Class 12 Physics Alternating Current are given below:<\/b> <\/span><\/p>\n<ul>\n<li><span data-contrast=\"auto\">When a value for AC voltage or current is stated, it is usually the RMS value.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559740&quot;:259,&quot;335559991&quot;:360}\"> <\/span><\/li>\n<li><span data-contrast=\"auto\">In ac circuits, an element&#8217;s power rating refers to its average power rating.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559740&quot;:259,&quot;335559991&quot;:360}\"> <\/span><\/li>\n<li><span data-contrast=\"auto\">In an AC circuit, pure capacitances and pure inductances do not cause any power losses.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559740&quot;:259,&quot;335559991&quot;:360}\"> <\/span><\/li>\n<li><span data-contrast=\"auto\">An AC circuit&#8217;s power consumption is never negative.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559740&quot;:259,&quot;335559991&quot;:360}\"> <\/span><\/li>\n<li><span data-contrast=\"auto\">A step-up transformer converts a low voltage to a high voltage.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559740&quot;:259,&quot;335559991&quot;:360}\"> <\/span><\/li>\n<li><span data-contrast=\"auto\">The power factor of an RLC circuit indicates how near the circuit is to achieving maximal power expansion.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559740&quot;:259,&quot;335559991&quot;:360}\"> <\/span><\/li>\n<li><span data-contrast=\"auto\">When adding voltages across distinct elements in an AC circuit, it&#8217;s important to pay attention to their phases.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559739&quot;:240,&quot;335559740&quot;:259,&quot;335559991&quot;:360}\"> <\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">The Central Board of Secondary Education is the country&#8217;s most popular educational board. Class 10 and Class 12 term-wise examinations are conducted by the CBSE using the most recent curriculum (2021-22). The <strong><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\" target=\"_blank\" rel=\"noopener\">NCERT Solutions<\/a><\/span><\/strong> are written by subject specialists and are based on the most recent CBSE Physics Syllabus. This allows students to grasp the topics more effectively.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<p><span data-contrast=\"auto\">Our professionals provide the NCERT Solutions and instructions needed to pass the Class 12 term-by-term examination. Our subject specialists provide you with timely feedback once you submit each assignment, in addition to study materials.<\/span><span data-ccp-props=\"{&quot;201341983&quot;:0,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\"> <\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"More_Resources_for_Class_12\"><\/span>More Resources for Class 12<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><a href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/maths\/\"><strong>NCERT Solutions for Class 12 Maths<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/chemistry\/\"><strong>NCERT Solutions for Class 12 Chemistry<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/biology\/\"><strong>NCERT Solutions for Class 12 Biology<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-12\/\"><strong>NCERT Exemplar Class 12 Solutions<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/class-12\/physics\/\"><strong>NCERT Exemplar Class 12 Physics<\/strong><\/a><\/li>\n<\/ul>\n<h2 aria-level=\"2\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions_FAQs\"><\/span>Frequently Asked Questions (FAQs)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\t\t<section class=\"sc_fs_faq sc_card \">\n\t\t\t<div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"What_are_the_topics_discussed_in_Chapter_7_of_NCERT_Solutions_for_Class_12_Physics\"><\/span>What are the topics discussed in Chapter 7 of NCERT Solutions for Class 12 Physics?<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<p>\n\t\t\t\t\t\tThe topics covered in Chapter 7 of NCERT Solutions for Class 12 Physics is as follows \u2013  Introduction Ac Voltage Applied To A Resistor Representation Of Ac Current And Voltage By Rotating Vectors \u2014 Phasors Ac Voltage Applied To An Inductor Ac Voltage Applied To A Capacitor Ac Voltage Applied To A Series Lcr Circuit Lc Oscillations Transformers\t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"sc_fs_faq sc_card \">\n\t\t\t<div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"Are_the_NCERT_Solutions_for_Class_12_Physics_Chapter_7_helpful_for_the_students\"><\/span>Are the NCERT Solutions for Class 12 Physics Chapter 7 helpful for the students?<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<p>\n\t\t\t\t\t\tThe NCERT Solutions for Class 12 Physics Chapter 7 provide precise explanations in easy language to assist students in performing well on their first-term exams. The step-by-step manner of completing questions gives pupils a clear notion of the marks weighting according to the CBSE term \u2013 I Syllabus. Students will be able to identify their areas of weakness and try to improve them in order to improve their academic performance.\t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"sc_fs_faq sc_card \">\n\t\t\t<div>\n\t\t\t\t<h3><span class=\"ez-toc-section\" id=\"Define_transformers_according_to_NCERT_Solutions_for_Class_12_Physics_Chapter_7\"><\/span>Define transformers according to NCERT Solutions for Class 12 Physics Chapter 7?<span class=\"ez-toc-section-end\"><\/span><\/h3>\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t<p>\n\t\t\t\t\t\tIn the most basic sense, a transformer is something that converts. When we look at it more closely and in relation to electric current, however, it is defined as a static device that adjusts the voltage level between circuits. The transformer is a voltage control device that is commonly utilized in alternating current power distribution and transmission.\t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"What are the topics discussed in Chapter 7 of NCERT Solutions for Class 12 Physics?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"The topics covered in Chapter 7 of NCERT Solutions for Class 12 Physics is as follows \u2013  Introduction Ac Voltage Applied To A Resistor Representation Of Ac Current And Voltage By Rotating Vectors \u2014 Phasors Ac Voltage Applied To An Inductor Ac Voltage Applied To A Capacitor Ac Voltage Applied To A Series Lcr Circuit Lc Oscillations Transformers\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Are the NCERT Solutions for Class 12 Physics Chapter 7 helpful for the students?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"The NCERT Solutions for Class 12 Physics Chapter 7 provide precise explanations in easy language to assist students in performing well on their first-term exams. The step-by-step manner of completing questions gives pupils a clear notion of the marks weighting according to the CBSE term \u2013 I Syllabus. Students will be able to identify their areas of weakness and try to improve them in order to improve their academic performance.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Define transformers according to NCERT Solutions for Class 12 Physics Chapter 7?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"In the most basic sense, a transformer is something that converts. When we look at it more closely and in relation to electric current, however, it is defined as a static device that adjusts the voltage level between circuits. The transformer is a voltage control device that is commonly utilized in alternating current power distribution and transmission.\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n\n","protected":false},"excerpt":{"rendered":"<p>Subject specialists have created NCERT Solutions for Class 12 Physics Chapter 7 Alternating Current, which includes thorough solutions for reference. [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"NCERT Solutions for Class 12 Physics","_yoast_wpseo_title":"NCERT Solutions for Class 12 Physics Chapter 7","_yoast_wpseo_metadesc":"NCERT Solutions for Class 12 Physics Chapter 7 - Alternating Current solved by Expert Teachers as per NCERT (CBSE) textbook guidelines.","custom_permalink":"study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/"},"categories":[19,28],"tags":[],"table_tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NCERT Solutions for Class 12 Physics Chapter 7<\/title>\n<meta name=\"description\" content=\"NCERT Solutions for Class 12 Physics Chapter 7 - Alternating Current solved by Expert Teachers as per NCERT (CBSE) textbook guidelines.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-solutions\/class-12\/physics\/chapter-7-alternating-current\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NCERT Solutions for Class 12 Physics Chapter 7\" \/>\n<meta property=\"og:description\" content=\"NCERT Solutions for Class 12 Physics Chapter 7 - 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