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A certain charge Q is divided into two p...

A certain charge Q is divided into two parts q and (Q–q). How should the charges Q and q be divided so that q and (Q–q) placed at a certain distance apart experience maximum electrostatic repulsion ?

A

`Q=(q)/(2)`

B

`Q=2q`

C

`Q=4q`

D

`Q=3q`

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