{"id":88137,"date":"2025-06-01T07:03:11","date_gmt":"2025-06-01T07:03:11","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=88137"},"modified":"2025-06-01T07:03:11","modified_gmt":"2025-06-01T07:03:11","slug":"lightning-conductors-are-used-to-protect-building-from-lightning-strik","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/","title":{"rendered":"Lightning conductors are used to protect building from lightning strik"},"content":{"rendered":"<p>Lightning conductors are used to protect building from lightning strikes. Which of the following statements is \/ are true about lightning conductors?<\/p>\n<ul>\n<li>1. Lightning conductors create an electric field at its top so that lightning strikes it preferentially<\/li>\n<li>2. Lightning conductors reduce the effect of the strike by uniformly distributing the charge (current) over the surface of the building<\/li>\n<li>3. Lightning conductors take all charge (current) to deep down in the earth<\/li>\n<li>4. Lightning conductors must be installed at a place taller than the building<\/li>\n<\/ul>\n<p>Select the correct answer using the code given below:<\/p>\n<p>[amp_mcq option1=&#8221;1 and 2&#8243; option2=&#8221;3 and 4 only&#8221; option3=&#8221;1, 3 and 4&#8243; option4=&#8221;4 only&#8221; correct=&#8221;option3&#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; 2015<\/div>\n<\/div>\n<div class=\"pyq-exam-psc-buttons\"><a href=\"\/pyq\/pyq-upsc-nda-2-2015.pdf\" target=\"_blank\" class=\"psc-pdf-button\" rel=\"noopener\">Download PDF<\/a><a href=\"\/pyq-upsc-nda-2-2015\" target=\"_blank\" class=\"psc-attempt-button\" rel=\"noopener\">Attempt Online<\/a><\/div>\n<\/div>\n<section id=\"pyq-correct-answer\">\nThe correct answer is C. Statements 1, 3, and 4 are true about lightning conductors.<br \/>\n<\/section>\n<section id=\"pyq-key-points\">\n&#8211; Statement 1 is correct. The pointed tip of a lightning conductor concentrates electric charge, creating a strong electric field. This strong field can ionize the air, making the conductor the preferred point of strike if lightning occurs nearby.<br \/>\n&#8211; Statement 2 is incorrect. Lightning conductors provide a direct, low-resistance path to the earth, diverting the lightning current away from the building&#8217;s structure, not distributing it over the surface.<br \/>\n&#8211; Statement 3 is correct. The conductor system is connected to grounding rods or plates buried deep in the earth, allowing the immense electrical charge from a lightning strike to dissipate safely into the ground.<br \/>\n&#8211; Statement 4 is correct. For a lightning conductor to effectively intercept a strike, it must be the highest point of the structure it is protecting.<br \/>\n<\/section>\n<section id=\"pyq-additional-information\">\nLightning conductors, invented by Benjamin Franklin, protect buildings by safely channeling the electrical discharge from a lightning strike to the ground, preventing damage from fire or structural breakdown caused by the current passing through the building itself.<br \/>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Lightning conductors are used to protect building from lightning strikes. Which of the following statements is \/ are true about lightning conductors? 1. Lightning conductors create an electric field at its top so that lightning strikes it preferentially 2. Lightning conductors reduce the effect of the strike by uniformly distributing the charge (current) over the &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"Lightning conductors are used to protect building from lightning strik\" class=\"read-more button\" href=\"https:\/\/exam.pscnotes.com\/mcq\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/#more-88137\">Detailed Solution<span class=\"screen-reader-text\">Lightning conductors are used to protect building from lightning strik<\/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":[1443,1201,1128],"class_list":["post-88137","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-2","tag-1443","tag-electric-current","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>Lightning conductors are used to protect building from lightning strik<\/title>\n<meta name=\"description\" content=\"The correct answer is C. Statements 1, 3, and 4 are true about lightning conductors. - Statement 1 is correct. The pointed tip of a lightning conductor concentrates electric charge, creating a strong electric field. This strong field can ionize the air, making the conductor the preferred point of strike if lightning occurs nearby. - Statement 2 is incorrect. Lightning conductors provide a direct, low-resistance path to the earth, diverting the lightning current away from the building&#039;s structure, not distributing it over the surface. - Statement 3 is correct. The conductor system is connected to grounding rods or plates buried deep in the earth, allowing the immense electrical charge from a lightning strike to dissipate safely into the ground. - Statement 4 is correct. For a lightning conductor to effectively intercept a strike, it must be the highest point of the structure it is protecting.\" \/>\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\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Lightning conductors are used to protect building from lightning strik\" \/>\n<meta property=\"og:description\" content=\"The correct answer is C. Statements 1, 3, and 4 are true about lightning conductors. - Statement 1 is correct. The pointed tip of a lightning conductor concentrates electric charge, creating a strong electric field. This strong field can ionize the air, making the conductor the preferred point of strike if lightning occurs nearby. - Statement 2 is incorrect. Lightning conductors provide a direct, low-resistance path to the earth, diverting the lightning current away from the building&#039;s structure, not distributing it over the surface. - Statement 3 is correct. The conductor system is connected to grounding rods or plates buried deep in the earth, allowing the immense electrical charge from a lightning strike to dissipate safely into the ground. - Statement 4 is correct. For a lightning conductor to effectively intercept a strike, it must be the highest point of the structure it is protecting.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T07:03:11+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":"Lightning conductors are used to protect building from lightning strik","description":"The correct answer is C. Statements 1, 3, and 4 are true about lightning conductors. - Statement 1 is correct. The pointed tip of a lightning conductor concentrates electric charge, creating a strong electric field. This strong field can ionize the air, making the conductor the preferred point of strike if lightning occurs nearby. - Statement 2 is incorrect. Lightning conductors provide a direct, low-resistance path to the earth, diverting the lightning current away from the building's structure, not distributing it over the surface. - Statement 3 is correct. The conductor system is connected to grounding rods or plates buried deep in the earth, allowing the immense electrical charge from a lightning strike to dissipate safely into the ground. - Statement 4 is correct. For a lightning conductor to effectively intercept a strike, it must be the highest point of the structure it is protecting.","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\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/","og_locale":"en_US","og_type":"article","og_title":"Lightning conductors are used to protect building from lightning strik","og_description":"The correct answer is C. Statements 1, 3, and 4 are true about lightning conductors. - Statement 1 is correct. The pointed tip of a lightning conductor concentrates electric charge, creating a strong electric field. This strong field can ionize the air, making the conductor the preferred point of strike if lightning occurs nearby. - Statement 2 is incorrect. Lightning conductors provide a direct, low-resistance path to the earth, diverting the lightning current away from the building's structure, not distributing it over the surface. - Statement 3 is correct. The conductor system is connected to grounding rods or plates buried deep in the earth, allowing the immense electrical charge from a lightning strike to dissipate safely into the ground. - Statement 4 is correct. For a lightning conductor to effectively intercept a strike, it must be the highest point of the structure it is protecting.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T07:03:11+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\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/","url":"https:\/\/exam.pscnotes.com\/mcq\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/","name":"Lightning conductors are used to protect building from lightning strik","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T07:03:11+00:00","dateModified":"2025-06-01T07:03:11+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"The correct answer is C. Statements 1, 3, and 4 are true about lightning conductors. - Statement 1 is correct. The pointed tip of a lightning conductor concentrates electric charge, creating a strong electric field. This strong field can ionize the air, making the conductor the preferred point of strike if lightning occurs nearby. - Statement 2 is incorrect. Lightning conductors provide a direct, low-resistance path to the earth, diverting the lightning current away from the building's structure, not distributing it over the surface. - Statement 3 is correct. The conductor system is connected to grounding rods or plates buried deep in the earth, allowing the immense electrical charge from a lightning strike to dissipate safely into the ground. - Statement 4 is correct. For a lightning conductor to effectively intercept a strike, it must be the highest point of the structure it is protecting.","breadcrumb":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/exam.pscnotes.com\/mcq\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/exam.pscnotes.com\/mcq\/lightning-conductors-are-used-to-protect-building-from-lightning-strik\/#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":"Lightning conductors are used to protect building from lightning strik"}]},{"@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\/88137","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=88137"}],"version-history":[{"count":0,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/88137\/revisions"}],"wp:attachment":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/media?parent=88137"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/categories?post=88137"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/tags?post=88137"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}