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Equal charges q are placed at the three ...

Equal charges q are placed at the three corners B, C, D of a square ABCD of side a. The potential at A is

A

`1/(4 pi epsi_(0))q/a`

B

`(3q)/(4 pi epsi_(0))`

C

`q/(4 pi epsi_(0)a)[2+1/sqrt2]`

D

`q/(4 pi epsi_(0)a)[1+sqrt2]`

Text Solution

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The correct Answer is:
C
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