A hollow metal sphere of radius $5\, cm$ is charged so that the potential on its surface is $10\, V$. The potential at the centre of the sphere is.....$V$
A hollow metal sphere of radius $5\, cm$ is charged so that the potential on its surface is $10\, V$. The potential at the centre of the sphere is.....$V$
- A
$0$
- B
$10$
- C
Same as at point $5\, cm$ away from the surface
- D
Same as at point $25\, cm$ away from the surface
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