What is the reading of voltmeter (in volts) in the following figure?
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answer is 4.
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Detailed Solution
Resistance between A and B=1000×500(1500)=10003ΩSo, equivalent resistance of the circuitReq=500+10003=25003Ω∴Current drawn from the celli=10(2500/3)=3250AReading of voltmeter i.e. potential difference acrossAB=3250×10003=4V