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A,B,C are three points as a circle of ra...

`A,B,C` are three points as a circle of radius `1cm`.These points form the corners an equilateral triangle .A charge `2C` is placed at the centre of circle .The work done in carrying a charge of `0.1muc` form `A` to `B` is

A

zero

B

`18xx10^(11)J`

C

`1.8xx10^(11)J`

D

`54xx10^(11)J`

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The correct Answer is:
1
Equipotnetial surface
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