A long, hollow conducting cylinder is kept coaxially inisde another long, hollow conducting cylinder of larger radius. Both the cylinders are initially electrically neutral.

Options

A. A potential difference appears between the two cylinders when a charge density is given to the ineer cylinder.
B. A potential difference appears between the two cylinder when a charge density to the outer cylinder.
C. No potential difference appears between the two cylinder whn a uniform line charge is kept along the axis of the cylinders.
D. No potential difference appears between the two cylinders when same charge density is given to both the cylinders.

Answer

A