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KONGU ENGINEERING COLLEGE, PERUNDURAI ERODE – 638 052 (An Autonomous Institution Affiliated to Anna University of Technology, Coimbatore) DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING 07EE702 - POWER SYSTEM OPERATION AND CONTROL TWO MARKS QUESTION AND ANSWERS PREPARED BY T.GUNASEKAR M.E.,(Ph.D)., Assistant Professor/EEE Mr.M.SURESH M.E., … The electric power system is a highly complex and dynamic entity. Power System Protection and Relays Questions & Answers. If it is available in books please let me know the name of the books. Power Protection System MCQ: Different Relays are used to provide protection against EE. What is protective relay? Useful for freshers, students preparing for semester exams, interview, GATE, IES, PSU, UPSC, National Certificate Examination & diploma. MCQs of Symmetrical Components. Tech Books Yard Books & Tutorials Instruments guides, Books, tutorials and techniques for Technicians and Engineers If there is any fault associated within the ring the relays associated with it must trip all the allied circuit breakers so as to remove any faulty element from rest of the power system. It is an electrical device designed to initiate the isolation of a part of the electrical installation, or to operate an alarm signal, in the event of abnormal condition or a fault. C. Surge problem. This is a long and descriptive article on different types of protection for electrical systems and networks. POWER SYSTEMS MCQS 1) A 3-ph, 4-wire system is commonly used for. The protection is organized to provide a ring of security around each and every element of power system. The load … In case of ring main feeder protection . 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