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There are two equipotential surafce as s...

There are two equipotential surafce as shown in figure. The distance between them is `r`. The charged of `-q` coulomb is taken from the surface A to B, the resultant work done will be

A

`W=(1)/(4piepsi_(0))(q)/(r)`

B

`W=(1)/(4piepsi_(0))(q)/(r^(2))`

C

`W=-(1)/(4piepsi_(0))(q)/(r^(2))`

D

W=zero

Text Solution

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The correct Answer is:
D
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