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JEE Main Physics Class 12 Moving Charges and Magnetism Part 1 Questions

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Question : 34

Total: 100

A galvanometer with its coil resistance 25Ω requires a current of 1mA for its full deflection. In order to construct an ammeter to read up to a current of 2A, the approximate value of the shunt resistance should be

[Online April 16,2018]

2.5×10−2Ω
1.25×10−3Ω
2.5×10−3Ω
1.25×10−2Ω

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