{"id":46267,"date":"2024-04-15T22:09:54","date_gmt":"2024-04-15T22:09:54","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=46267"},"modified":"2024-04-15T22:09:54","modified_gmt":"2024-04-15T22:09:54","slug":"no-load-on-a-transformer-is-carried-out-to-determine","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/no-load-on-a-transformer-is-carried-out-to-determine\/","title":{"rendered":"No-load on a transformer is carried out to determine"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;copper loss&#8221; option2=&#8221;magnetising current&#8221; option3=&#8221;magnetising current and loss&#8221; option4=&#8221;efficiency of the transformer&#8221; correct=&#8221;option2&#8243;]<!--more--><\/p>\n<p>The correct answer is: <strong>B. magnetising current<\/strong><\/p>\n<p>A no-load test is carried out on a transformer to determine the magnetising current. This is the current that flows in the transformer when there is no load on the secondary winding. The magnetising current is used to calculate the core losses of the transformer.<\/p>\n<p>The other options are incorrect because:<\/p>\n<ul>\n<li>Copper loss is the loss of power in the transformer due to the resistance of the windings. It is determined by measuring the current and voltage on the windings.<\/li>\n<li>Efficiency is the ratio of the output power of the transformer to the input power. It is determined by measuring the input and output voltages and currents.<\/li>\n<\/ul>\n<p>I hope this helps! Let me know if you have any other questions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;copper loss&#8221; option2=&#8221;magnetising current&#8221; option3=&#8221;magnetising current and loss&#8221; option4=&#8221;efficiency of the transformer&#8221; correct=&#8221;option2&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[960],"tags":[],"class_list":["post-46267","post","type-post","status-publish","format-standard","hentry","category-transformers","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>No-load on a transformer is carried out to determine<\/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:\/\/exam.pscnotes.com\/mcq\/no-load-on-a-transformer-is-carried-out-to-determine\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"No-load on a transformer is carried out to determine\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;copper loss&#8221; option2=&#8221;magnetising current&#8221; option3=&#8221;magnetising current and loss&#8221; option4=&#8221;efficiency of the transformer&#8221; correct=&#8221;option2&#8243;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/no-load-on-a-transformer-is-carried-out-to-determine\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-15T22:09:54+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":"No-load on a transformer is carried out to determine","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\/no-load-on-a-transformer-is-carried-out-to-determine\/","og_locale":"en_US","og_type":"article","og_title":"No-load on a transformer is carried out to determine","og_description":"[amp_mcq option1=&#8221;copper loss&#8221; option2=&#8221;magnetising current&#8221; option3=&#8221;magnetising current and loss&#8221; option4=&#8221;efficiency of the transformer&#8221; correct=&#8221;option2&#8243;]","og_url":"https:\/\/exam.pscnotes.com\/mcq\/no-load-on-a-transformer-is-carried-out-to-determine\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2024-04-15T22:09:54+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\/no-load-on-a-transformer-is-carried-out-to-determine\/","url":"https:\/\/exam.pscnotes.com\/mcq\/no-load-on-a-transformer-is-carried-out-to-determine\/","name":"No-load on a transformer is carried out to determine","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2024-04-15T22:09:54+00:00","dateModified":"2024-04-15T22:09:54+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"breadcrumb":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/no-load-on-a-transformer-is-carried-out-to-determine\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/exam.pscnotes.com\/mcq\/no-load-on-a-transformer-is-carried-out-to-determine\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/exam.pscnotes.com\/mcq\/no-load-on-a-transformer-is-carried-out-to-determine\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/exam.pscnotes.com\/mcq\/"},{"@type":"ListItem","position":2,"name":"Transformers","item":"https:\/\/exam.pscnotes.com\/mcq\/category\/transformers\/"},{"@type":"ListItem","position":3,"name":"No-load on a transformer is carried out to determine"}]},{"@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\/46267","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=46267"}],"version-history":[{"count":0,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/46267\/revisions"}],"wp:attachment":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/media?parent=46267"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/categories?post=46267"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/tags?post=46267"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}