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A 0-400V voltmeter has a guaranteed accuracy of 1% of full scale reading. The voltage measured by this instrument is 250 V. Calculate the limiting error in percentage.(a) 4%(b) 2%(c) 2.5%(d) 1%The question was posed to me in an interview for job.This is a very interesting question from Advanced Problems on Error Analysis in Electrical Instruments topic in chapter Measurement of Resistance of Electrical Measurements |
Answer» The correct ANSWER is (a) 4% |
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