A Spherical Conducting Shell Has Charge Q

Multiple Choice

A spherical conducting shell has charge Q.A particle with charge q is placed at the center of the cavity.The charge on the inner surface of the shell and the charge on the outer surface of the shell, respectively, are:

A) 0, Q
B) q, Q - q
C) Q, 0
D) -q, Q + q
E) -q, 0