1.

A charge Q_(0) is placed at the center of spherical cavity of a conductor and another charge Q is placed outside the conductor as shown in the figure. The correct statement is :

Answer»

Force on `Q_(0)` and Q are EQUAL and OPPOSITE
Force on `Q_(0)` is ZERO and force on Q is nonzero
Force on Q and `Q_(0)` is zero
Force on `Q_(0)` is nonzero and force on Q is zero

Answer :B


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