# Question

A solid conducting sphere is surrounded by a thick, spherical conducting shell. Assume that a total charge +Q is placed at the center of the sphere and released.
(a) After equilibrium is reached, the inner surface of the shell will have (1) negative, (2) zero, (3) positive charge.
(b) In terms of Q, how much charge is on the interior of the sphere?
(c) The surface of the sphere?
(d) The inner surface of the shell?
(e) The outer surface of the shell?

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