{"id":50987,"date":"2024-04-15T23:18:17","date_gmt":"2024-04-15T23:18:17","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=50987"},"modified":"2024-04-15T23:18:17","modified_gmt":"2024-04-15T23:18:17","slug":"if-the-field-circuit-of-an-unloaded-salientpole-synchronous-motor-gets-suddenly-open-circuited-then","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/if-the-field-circuit-of-an-unloaded-salientpole-synchronous-motor-gets-suddenly-open-circuited-then\/","title":{"rendered":"If the field circuit of an unloaded salientpole synchronous motor gets suddenly open-circuited, then"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;it runs at a slower speed&#8221; option2=&#8221;the motor stops&#8221; option3=&#8221;it continues to run at the same speed&#8221; option4=&#8221;it runs at a very high speed&#8221; correct=&#8221;option3&#8243;]<!--more--><\/p>\n<p>The correct answer is: <strong>C. it continues to run at the same speed<\/strong>.<\/p>\n<p>When the field circuit of an unloaded salientpole synchronous motor gets suddenly open-circuited, the motor will continue to run at the same speed. This is because the speed of a synchronous motor is determined by the frequency of the power supply and the number of poles on the stator. The open-circuited field does not affect the speed of the motor.<\/p>\n<p>The other options are incorrect because:<\/p>\n<ul>\n<li>Option A is incorrect because the motor will not run at a slower speed.<\/li>\n<li>Option B is incorrect because the motor will not stop.<\/li>\n<li>Option D is incorrect because the motor will not run at a very high speed.<\/li>\n<\/ul>\n<p>I hope this explanation is helpful. Let me know if you have any other questions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;it runs at a slower speed&#8221; option2=&#8221;the motor stops&#8221; option3=&#8221;it continues to run at the same speed&#8221; option4=&#8221;it runs at a very high speed&#8221; correct=&#8221;option3&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[965],"tags":[],"class_list":["post-50987","post","type-post","status-publish","format-standard","hentry","category-synchronous-motors","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>If the field circuit of an unloaded salientpole synchronous motor gets suddenly open-circuited, then<\/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\/if-the-field-circuit-of-an-unloaded-salientpole-synchronous-motor-gets-suddenly-open-circuited-then\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"If the field circuit of an unloaded salientpole synchronous motor gets suddenly open-circuited, then\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;it runs at a slower speed&#8221; 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