A hollow metal sphere of radius 10 cm is charged such that the potential on its surface is 80 V. The potential at the centre of the sphere is-
A. 800 V
B. zero
C. 8 V
D. 80 V
Answer:D
A hollow metal sphere of radius 10 cm is charged such that the potential on its surface is 80 V. The potential at the centre of the sphere is-
A. 800 V B. zero C. 8 V D. 80 V