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What is the reading of voltmeter in the following figure?

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3 V

2 V

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4 V

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detailed solution

Correct option is D

Resistance between A and B =1000 × 5001500=10003 So, equivalent resistance of the circuit,Req=500+1000 3=25003∴ Current drawn from the cell,i=10 2500/3=3250AReading of voltmeter or potential difference acrossAB=3250 × 10003=4 V

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