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The charges on two spheres are +7muC and...

The charges on two spheres are `+7muC` and `–5muC` respectively. They experience a force F. If each of them is given an additional charge of `–2muC`, the new force of attraction will be

A

`F`

B

`F//2`

C

`F//sqrt(3)`

D

`2F`

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