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The supply to the megger is given by ________(a) ac motor(b) ac generator(c) permanent magnet dc motor(d) dc generatorThe question was asked during an internship interview.My enquiry is from Megger topic in chapter Measurement of Resistance of Electrical Measurements |
Answer» CORRECT answer is (C) PERMANENT magnet dc motor The explanation is: Megger WORKS on the principle of ELECTROMAGNETIC induction. Supply can be given through a dc motor. A permanent magnet dc motor driven by hand is used as a source of supply to the megger. |
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