{"id":88468,"date":"2025-06-01T07:11:48","date_gmt":"2025-06-01T07:11:48","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=88468"},"modified":"2025-06-01T07:11:48","modified_gmt":"2025-06-01T07:11:48","slug":"consider-the-following-statements-about-visible-light-uv-light-and-x","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/","title":{"rendered":"Consider the following statements about visible light, UV light and X-"},"content":{"rendered":"<p>Consider the following statements about visible light, UV light and X-rays :<\/p>\n<ul>\n<li>1. The wavelength of visible light is more than that of X-rays.<\/li>\n<li>2. The energy of X-ray photons is higher than that of UV light photons.<\/li>\n<li>3. The energy of UV light photons is less than that of visible light photons.<\/li>\n<\/ul>\n<p>Which of the statements given above is\/are correct?<\/p>\n<p>[amp_mcq option1=&#8221;1, 2 and 3&#8243; option2=&#8221;1 and 2 only&#8221; option3=&#8221;2 and 3 only&#8221; option4=&#8221;1 only&#8221; correct=&#8221;option2&#8243;]<\/p>\n<div class=\"psc-box-pyq-exam-year-detail\">\n<div class=\"pyq-exam\">\n<div class=\"psc-heading\">This question was previously asked in<\/div>\n<div class=\"psc-title line-ellipsis\">UPSC NDA-2 &#8211; 2018<\/div>\n<\/div>\n<div class=\"pyq-exam-psc-buttons\"><a href=\"\/pyq\/pyq-upsc-nda-2-2018.pdf\" target=\"_blank\" class=\"psc-pdf-button\" rel=\"noopener\">Download PDF<\/a><a href=\"\/pyq-upsc-nda-2-2018\" target=\"_blank\" class=\"psc-attempt-button\" rel=\"noopener\">Attempt Online<\/a><\/div>\n<\/div>\n<section id=\"pyq-correct-answer\">\nStatements 1 and 2 are correct, while statement 3 is incorrect.<br \/>\n<\/section>\n<section id=\"pyq-key-points\">\nThe electromagnetic spectrum is ordered by wavelength and energy\/frequency. Wavelength and energy\/frequency are inversely related (Energy E = hc\/\u03bb, where h is Planck&#8217;s constant, c is the speed of light, and \u03bb is wavelength). Lower wavelength corresponds to higher energy\/frequency. The order of these radiations by increasing wavelength (decreasing energy\/frequency) is X-rays &lt; UV light &lt; Visible light.<br \/>\n<\/section>\n<section id=\"pyq-additional-information\">\n1. Wavelength of visible light is more than that of X-rays: Correct, as visible light is further towards the longer wavelength end of the spectrum compared to X-rays.<br \/>\n2. The energy of X-ray photons is higher than that of UV light photons: Correct, as X-rays are to the higher frequency\/energy side of UV light in the spectrum.<br \/>\n3. The energy of UV light photons is less than that of visible light photons: Incorrect, as UV light is to the higher frequency\/energy side of visible light. UV photons have higher energy than visible light photons.<br \/>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Consider the following statements about visible light, UV light and X-rays : 1. The wavelength of visible light is more than that of X-rays. 2. The energy of X-ray photons is higher than that of UV light photons. 3. The energy of UV light photons is less than that of visible light photons. Which of &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"Consider the following statements about visible light, UV light and X-\" class=\"read-more button\" href=\"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/#more-88468\">Detailed Solution<span class=\"screen-reader-text\">Consider the following statements about visible light, UV light and X-<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1094],"tags":[1114,1153,1128],"class_list":["post-88468","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-2","tag-1114","tag-optics","tag-physics","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Consider the following statements about visible light, UV light and X-<\/title>\n<meta name=\"description\" content=\"Statements 1 and 2 are correct, while statement 3 is incorrect. The electromagnetic spectrum is ordered by wavelength and energy\/frequency. Wavelength and energy\/frequency are inversely related (Energy E = hc\/\u03bb, where h is Planck&#039;s constant, c is the speed of light, and \u03bb is wavelength). Lower wavelength corresponds to higher energy\/frequency. The order of these radiations by increasing wavelength (decreasing energy\/frequency) is X-rays &lt; UV light &lt; Visible light.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Consider the following statements about visible light, UV light and X-\" \/>\n<meta property=\"og:description\" content=\"Statements 1 and 2 are correct, while statement 3 is incorrect. The electromagnetic spectrum is ordered by wavelength and energy\/frequency. Wavelength and energy\/frequency are inversely related (Energy E = hc\/\u03bb, where h is Planck&#039;s constant, c is the speed of light, and \u03bb is wavelength). Lower wavelength corresponds to higher energy\/frequency. The order of these radiations by increasing wavelength (decreasing energy\/frequency) is X-rays &lt; UV light &lt; Visible light.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T07:11:48+00:00\" \/>\n<meta name=\"author\" content=\"rawan239\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"rawan239\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Consider the following statements about visible light, UV light and X-","description":"Statements 1 and 2 are correct, while statement 3 is incorrect. The electromagnetic spectrum is ordered by wavelength and energy\/frequency. Wavelength and energy\/frequency are inversely related (Energy E = hc\/\u03bb, where h is Planck's constant, c is the speed of light, and \u03bb is wavelength). Lower wavelength corresponds to higher energy\/frequency. The order of these radiations by increasing wavelength (decreasing energy\/frequency) is X-rays &lt; UV light &lt; Visible light.","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:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/","og_locale":"en_US","og_type":"article","og_title":"Consider the following statements about visible light, UV light and X-","og_description":"Statements 1 and 2 are correct, while statement 3 is incorrect. The electromagnetic spectrum is ordered by wavelength and energy\/frequency. Wavelength and energy\/frequency are inversely related (Energy E = hc\/\u03bb, where h is Planck's constant, c is the speed of light, and \u03bb is wavelength). Lower wavelength corresponds to higher energy\/frequency. The order of these radiations by increasing wavelength (decreasing energy\/frequency) is X-rays &lt; UV light &lt; Visible light.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T07:11:48+00:00","author":"rawan239","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rawan239","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/","url":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/","name":"Consider the following statements about visible light, UV light and X-","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T07:11:48+00:00","dateModified":"2025-06-01T07:11:48+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"Statements 1 and 2 are correct, while statement 3 is incorrect. The electromagnetic spectrum is ordered by wavelength and energy\/frequency. Wavelength and energy\/frequency are inversely related (Energy E = hc\/\u03bb, where h is Planck's constant, c is the speed of light, and \u03bb is wavelength). Lower wavelength corresponds to higher energy\/frequency. The order of these radiations by increasing wavelength (decreasing energy\/frequency) is X-rays &lt; UV light &lt; Visible light.","breadcrumb":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-about-visible-light-uv-light-and-x\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/exam.pscnotes.com\/mcq\/"},{"@type":"ListItem","position":2,"name":"UPSC NDA-2","item":"https:\/\/exam.pscnotes.com\/mcq\/category\/upsc-nda-2\/"},{"@type":"ListItem","position":3,"name":"Consider the following statements about visible light, UV light and X-"}]},{"@type":"WebSite","@id":"https:\/\/exam.pscnotes.com\/mcq\/#website","url":"https:\/\/exam.pscnotes.com\/mcq\/","name":"MCQ and Quiz for Exams","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/exam.pscnotes.com\/mcq\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209","name":"rawan239","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/761a7274f9cce048fa5b921221e7934820d74514df93ef195a9d22af0c1c9001?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/761a7274f9cce048fa5b921221e7934820d74514df93ef195a9d22af0c1c9001?s=96&d=mm&r=g","caption":"rawan239"},"sameAs":["https:\/\/exam.pscnotes.com"],"url":"https:\/\/exam.pscnotes.com\/mcq\/author\/rawan239\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/88468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/comments?post=88468"}],"version-history":[{"count":0,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/88468\/revisions"}],"wp:attachment":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/media?parent=88468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/categories?post=88468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/tags?post=88468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}