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A moving coil galvanometer has resistanc...

A moving coil galvanometer has resistance `50Omega` and it indicates full deflection at 4 mA current. A voltmeter is made using this galvanometer and a `5kOmega` resistance. The maximum voltage, that can be measured using this voltmeter, will be close to:

A

10V

B

40V

C

15V

D

20V

Text Solution

Verified by Experts

`V=j_g[R_g+R]=4 times 10^-3 [50+5000]=20.2` volt=20 volt
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