A moving coil galvanometer|Current Electricity|JEE-MAIN 2019

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JEE MAIN 2019

09-04-2019 - S1

Question

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

Select the correct option:

A

10 V

B

20 V

C

15 V

D

40 V

✓ Correct! Well done.

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Solution

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