{"id":3154,"date":"2026-02-09T00:27:26","date_gmt":"2026-02-09T00:27:26","guid":{"rendered":"https:\/\/physics.educour.in\/cbse-physics\/?p=3154"},"modified":"2026-02-09T15:25:50","modified_gmt":"2026-02-09T15:25:50","slug":"electromagnetic-waves","status":"publish","type":"post","link":"https:\/\/physics.educour.in\/cbse-physics\/electromagnetic-waves\/","title":{"rendered":"Electromagnetic waves"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3154\" class=\"elementor elementor-3154\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fa108af elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fa108af\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cdde018\" data-id=\"cdde018\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fa49bbd elementor-widget elementor-widget-text-editor\" data-id=\"fa49bbd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.6.8 - 27-07-2022 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><strong>CBSE SYLLABUS<\/strong><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d1bc69a elementor-widget elementor-widget-text-editor\" data-id=\"d1bc69a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>Basic idea of displacement current, Electromagnetic waves, their characteristics, their transverse nature (qualitative idea only).<\/p><p>Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-084d81b elementor-widget elementor-widget-image\" data-id=\"084d81b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.6.8 - 27-07-2022 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"819\" height=\"1024\" src=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/1.-EM-waves-2025-Part-1-819x1024.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/1.-EM-waves-2025-Part-1-819x1024.jpg 819w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/1.-EM-waves-2025-Part-1-240x300.jpg 240w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/1.-EM-waves-2025-Part-1-768x960.jpg 768w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/1.-EM-waves-2025-Part-1.jpg 1200w\" sizes=\"(max-width: 819px) 100vw, 819px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5023920 elementor-widget elementor-widget-image\" data-id=\"5023920\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"819\" height=\"1024\" src=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/2.-EM-waves-2025-Part-1-819x1024.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/2.-EM-waves-2025-Part-1-819x1024.jpg 819w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/2.-EM-waves-2025-Part-1-240x300.jpg 240w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/2.-EM-waves-2025-Part-1-768x960.jpg 768w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/2.-EM-waves-2025-Part-1.jpg 1200w\" sizes=\"(max-width: 819px) 100vw, 819px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eeeb0ba elementor-widget elementor-widget-image\" data-id=\"eeeb0ba\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"871\" height=\"1024\" src=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/3.-Electromagnetic-Wave-Part-2-871x1024.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/3.-Electromagnetic-Wave-Part-2-871x1024.jpg 871w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/3.-Electromagnetic-Wave-Part-2-255x300.jpg 255w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/3.-Electromagnetic-Wave-Part-2-768x903.jpg 768w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/3.-Electromagnetic-Wave-Part-2.jpg 1200w\" sizes=\"(max-width: 871px) 100vw, 871px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce6bb10 elementor-widget elementor-widget-image\" data-id=\"ce6bb10\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"871\" height=\"1024\" src=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/4.-Electromagnetic-Wave-Part-2-871x1024.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/4.-Electromagnetic-Wave-Part-2-871x1024.jpg 871w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/4.-Electromagnetic-Wave-Part-2-255x300.jpg 255w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/4.-Electromagnetic-Wave-Part-2-768x903.jpg 768w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/4.-Electromagnetic-Wave-Part-2.jpg 1200w\" sizes=\"(max-width: 871px) 100vw, 871px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-07b3522 elementor-widget elementor-widget-image\" data-id=\"07b3522\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"871\" height=\"1024\" src=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/5.-Electromagnetic-Wave-Part-2-871x1024.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/5.-Electromagnetic-Wave-Part-2-871x1024.jpg 871w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/5.-Electromagnetic-Wave-Part-2-255x300.jpg 255w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/5.-Electromagnetic-Wave-Part-2-768x903.jpg 768w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/5.-Electromagnetic-Wave-Part-2.jpg 1200w\" sizes=\"(max-width: 871px) 100vw, 871px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5346bbd elementor-widget elementor-widget-image\" data-id=\"5346bbd\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"750\" height=\"1024\" src=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/6.-EM-Sprectrum-750x1024.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/6.-EM-Sprectrum-750x1024.jpg 750w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/6.-EM-Sprectrum-220x300.jpg 220w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/6.-EM-Sprectrum-768x1048.jpg 768w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/6.-EM-Sprectrum-1126x1536.jpg 1126w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/6.-EM-Sprectrum.jpg 1275w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f7fbc8 elementor-widget elementor-widget-image\" data-id=\"6f7fbc8\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"750\" height=\"1024\" src=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/7.-EM-Sprectrum-750x1024.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/7.-EM-Sprectrum-750x1024.jpg 750w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/7.-EM-Sprectrum-220x300.jpg 220w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/7.-EM-Sprectrum-768x1048.jpg 768w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/7.-EM-Sprectrum-1126x1536.jpg 1126w, https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/7.-EM-Sprectrum.jpg 1275w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21182f0 elementor-widget elementor-widget-text-editor\" data-id=\"21182f0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/physics.educour.in\/cbse-physics\/wp-content\/uploads\/2026\/02\/EM-waves-2025-Part-1.pdf\">EMW part 1<\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>CBSE SYLLABUS Basic idea of displacement current, Electromagnetic waves, their characteristics, their transverse nature (qualitative idea only). Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, gamma rays) including elementary facts about their uses. EMW part 1<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"post_folder":[36],"_links":{"self":[{"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/posts\/3154"}],"collection":[{"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/comments?post=3154"}],"version-history":[{"count":4,"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/posts\/3154\/revisions"}],"predecessor-version":[{"id":3167,"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/posts\/3154\/revisions\/3167"}],"wp:attachment":[{"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/media?parent=3154"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/categories?post=3154"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/tags?post=3154"},{"taxonomy":"post_folder","embeddable":true,"href":"https:\/\/physics.educour.in\/cbse-physics\/wp-json\/wp\/v2\/post_folder?post=3154"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}