{"id":57396,"date":"2024-04-16T01:01:17","date_gmt":"2024-04-16T01:01:17","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=57396"},"modified":"2024-04-16T01:01:17","modified_gmt":"2024-04-16T01:01:17","slug":"which-of-the-following-resistances-can-be-measured-by-conducting-insulation-resistance-test-on-a-synchronous-motor","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-of-the-following-resistances-can-be-measured-by-conducting-insulation-resistance-test-on-a-synchronous-motor\/","title":{"rendered":"Which of the following resistances can be measured by conducting insulation resistance test on a synchronous motor ?"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;Phase to phase winding resistance&#8221; option2=&#8221;Stator winding to earthed frame&#8221; option3=&#8221;Rotor winding to earthed shaft&#8221; option4=&#8221;All of the above&#8221; correct=&#8221;option4&#8243;]<!--more--><\/p>\n<p>The correct answer is D. All of the above.<\/p>\n<p>Insulation resistance test is a non-destructive test used to measure the insulation resistance of a motor. It is used to determine the condition of the insulation and to identify any potential problems.<\/p>\n<p>The test is conducted by applying a high voltage (usually 500 volts) between the windings and the frame of the motor. The resistance is then measured using an ohmmeter.<\/p>\n<p>A high insulation resistance indicates that the insulation is in good condition. A low insulation resistance indicates that the insulation is damaged and may need to be replaced.<\/p>\n<p>The insulation resistance test can be used to measure the following resistances:<\/p>\n<ul>\n<li>Phase to phase winding resistance: This is the resistance between the two windings of a three-phase motor.<\/li>\n<li>Stator winding to earthed frame: This is the resistance between the stator winding and the frame of the motor.<\/li>\n<li>Rotor winding to earthed shaft: This is the resistance between the rotor winding and the shaft of the motor.<\/li>\n<\/ul>\n<p>The insulation resistance test is an important part of motor maintenance. It can help to prevent motor failures and to ensure the safety of personnel.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;Phase to phase winding resistance&#8221; option2=&#8221;Stator winding to earthed frame&#8221; option3=&#8221;Rotor winding to earthed shaft&#8221; option4=&#8221;All of the above&#8221; correct=&#8221;option4&#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-57396","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>Which of the following resistances can be measured by conducting insulation resistance test on a synchronous motor ?<\/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\/which-of-the-following-resistances-can-be-measured-by-conducting-insulation-resistance-test-on-a-synchronous-motor\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Which of the following resistances can be measured by conducting insulation resistance test on a synchronous motor ?\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;Phase to phase winding resistance&#8221; 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