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Four point charges, Q - q,2q and 2Q are ...

Four point charges, Q - q,2q and 2Q are placed, one at each corner of the square. The relation between Q and q for which the potential at the centre of the square is zero, is

A

`Q = -q`

B

`Q = -1/q`

C

`Q = q`

D

`Q = 1/q`

Text Solution

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The correct Answer is:
A
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