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A hollow metal sphere of radius 5 cm is ...

A hollow metal sphere of radius 5 cm is charged such that the potential on its surface to 10V. The potential at the centre of the sphere is ......(a)zero (b)10V (c)the same as that at a point 5 cm away from the surface (d)the same so that at a point 25 cm away from the surface

A

zero

B

10V

C

the same as that at a point 5 cm away from the surface

D

the same so that at a point 25 cm away from the surface

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