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A charge Q is distributed over two concentric spheres of radii r and R (>r) such that the surface charge density are equal. Find the potential at the common centre.

A charge Q is distributed over two concentric spheres of radii r and R (>r) such that the surface charge density are equal. Find the potential at the common centre.

Grade:12

1 Answers

vijay
23 Points
5 years ago
 1. Two identical metal balls with charges +2 Q and + Q are separated by some distance, and exert a force F on each other. They are joined by conducting wire, which is then removed. The force between them will now be:-

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