Two equally charged, indentical metal spheres `A` and `B` repel
Channel: Doubtnut
Date: 2020-01-19

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