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Four charges, each of value q, are place...

Four charges, each of value q, are placed at the four corners of a square of side a. What is the potential at the centre of the square

A

zero

B

`1/(4 pi epsilon_0) (2q)/L (1+sqrt5)`

C

`1/(4 pi epsilon_0) (2q)/L (1+1/sqrt5)`

D

`1/(4 pi epsilon_0) (2q)/L (1-1/sqrt5)`

Text Solution

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