Measurements and Instrumentation - Engineering

Q1:

The resistance of a dc galvanometer is 20 Ω. A current of 10 mA causes full scale deflection. To convert it into 0-300 V voltmeter, we have to use a series resistance of

A 30000 Ω

B 29980 Ω

C 6000 Ω

D 15 Ω

ANS:B - 29980 Ω

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