Physics
If W joule of work is done in bringing a test charge Q coulomb from infinity to the point P, then electric potential V at point P is :
- V = WQ
- V = Q/W
- V = W/Q
- none of the above
Current Electricity
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Answer
V = W/Q
Reason — If W joule of work is done in bringing a test charge Q coulomb from infinity to the point P, then electric potential V at point P is V = W/Q .
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