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Four charge Q, q, Q and q are kept at th...

Four charge `Q, q, Q` and q are kept at the four corners of a square as shown below. What is the relation between Q and q, so that the net force on a charge q is zero ?

A

`Q = - (q/(2 root _2))`

B

`Q = - (q/( root _2))`

C

`Q = (q/(2 root _2))`

D

`Q = - (q/(root _2))`

Text Solution

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The correct Answer is:
A
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