1.

A hollow metal sphere of radius 5cm is charged such that the potential on its surface is 10V. The potential at a distance of 2cm from the centre of the sphere             [MP PET 1992; MP PMT 1996]

A.                    Zero
B.                                      10 V
C.                    4 V
D.                                      10/3 V
Answer» C.                    4 V


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