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A DC ammeter has a resistance of 0.1 Ω and its current range is 0-100 A. If the range is to be extended to 0-500 A, the meter requires which of the following shunt resistance?(a) 0.010 Ω(b) 0.011 Ω(c) 0.025 Ω(d) 1.0 ΩI have been asked this question during a job interview.The query is from Advanced Miscellaneous Problems on Measurement of Resistance in section Measurement of Resistance of Electrical Measurements |
Answer» The correct option is (C) 0.025 Ω |
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