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MHT CET Physics question

PhysicsMoving Charges and MagnetismMHT CET

A galvanometer can withstand safely a maximum current of 5 mA. It is covered into a voltmeter reading upto 20 V by connecting in series, an external resistance of 3.96 k. The resistance of the galvanometer is

Answer: (B)

Solution

Total resistance , so ; 36, 44 and

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Question ID VK-078654