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A parallel plate capacitor of capacity 1...

A parallel plate capacitor of capacity 100 `muF` is charged by a battery of 50 V. The battery remains connected and if the plates of the capacitor are brought closer so that the distance between them becomes half the original distance, the additional energy given by battery to capacitor in joules is :

A

`125xx10^(-3)`

B

`12.5xx10^(-3)`

C

`1.25xx10^(-3)`

D

`0.125xx10^(-3)`

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The correct Answer is:
A
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