Question

80J of work is done in moving a charge of 4coulumb from one terminal of the battery to another. what is the potential difference of the battery.

Answer 1

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Given ,

Work done = 80J

Charge = 4C



As we know ,


$POTENTIAL \: \: DIFFERENCE = \: \frac{work \: done \: }{charge \: }$



Potential difference = 80/ 4
= 20 Volts








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