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A total charge Q is broken in two parts ...

A total charge `Q` is broken in two parts `Q_(1)` and `Q_(2)` and they are placed at a distance R from each other. The maximum force of repulsion between them will occur, when

A

`Q_(2)=Q/R, Q_(1)=Q-Q/R`

B

`Q_(2)=Q/4, Q_(1)=Q-(2Q)/(3)`

C

`Q_(2)=Q/4, Q_(1)=(3Q)/(4)`

D

`Q_(1)=Q/2, Q_(2)=Q/2`

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