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A charges Q is placed at each of the two...

A charges Q is placed at each of the two opposite corners of a square. A charge q is placed to each of the other two corners. If the resultant force on each charge q is zero, then

A

`Q = sqrt2 q`

B

`Q = -sqrt2 q`

C

`Q = 2 sqrt2q`

D

`Q = - 2 sqrt2 q`

Text Solution

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The correct Answer is:
D
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