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+1 vote
22.6k views
in Physics by (73.1k points)

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

(1) 40 V  (2) 10 V  (3) 15 V  (4) 20 V

1 Answer

+1 vote
by (69.1k points)
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Best answer

Correct option (4) 20 V

Explanation:

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