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Two equally charged, indentical metal sp...

Two equally charged, indentical metal spheres `A` and `B` repel each other with a force `F"`. The spheres are kept fixed with a distance `r` between them. A third identical, but uncharged sphere `C` is brought in contact with `A` and The magnitude of the net electric force on `C` is

A

F

B

`F//4`

C

`F//2`

D

4F

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The correct Answer is:
A
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