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Equal charges Q are placed at the four c...

Equal charges Q are placed at the four corners A, B, C, D of a square of length a. The magnitude of the force on the charge at B will be

A

`(3q^2)/(4pi epsi_0 a^2)`

B

`((1+ 2sqrt2)/(2)) (q^2)/(4pi epsi_0 a^2)`

C

`(4q^2)/(4pi epsi_0 a^2)`

D

`(2+ 1/(sqrt(2))) (q^2)/(4pi epsi_0 a^2)`

Text Solution

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The correct Answer is:
B
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