Physics, asked by loru3723, 1 year ago

Q19. Why is the use of a potentiometer preferred over that of a voltmeter for measurement of E.M.F of a cell?

Answers

Answered by Sunandit

Bcoz voltmeter is not much accurate as potentiometer because voltmeter draws some current from the circuit whereas potentiometer doesn't draw any current. Thus being more accurate than voltmeter.

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