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NEET 2004 Physics question

PhysicsMoving Charges and MagnetismNEET 2004

A galvanometer of 50 ohm resistance has 25 divisions. A current of ampere gives a deflection of one division. To convert this galvanometer into a voltmeter having a range of 25 volts, it should be connected with a resistance of :-

Answer: (3)

Solution

Full-scale current A. A voltmeter needs a resistance in series with the galvanometer such that : $25 =

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Question ID VK-089383