Two particles having positive charge +Q and +2Q are fixed at equal distance x from centre of a conducting sphere having zero net charge and radius r as shown . Initially the switch S is open. After the switch S is closed, the net charge flowing out of sphere is `(P-5)Qr/x` find P.

Two particles having positive charge +Q and +2Q are fixed at equal distance x from centre of a conducting sphere having zero net charge and radius r as shown. Initially the switch S is open. After the switch S is closed, the net charge flowing out of sphere is (5-P)Qr ,find P х +20 D

A circuit is connected as shown in the figure with the switch S open. When the switch is closed, the total amount of charge that flows from Y to X is .

A point charge q is placed at some distance d away from the centre of a grounded conducting sphere of radius r, as shown in the figure. The charge that flows the earth to the sphere is

Potential at a point x-distance from the centre inside the conducting sphere of radius R and charged with charge Q is

The circuit was in the shown state for a long time. Now if the switch S is closed then the net charge that flows through the switch S, will be

In the given figure, two point chrges q_(1) " and " q_(2) are placed at distances a and b from centre of a metallic sphere having charge Q.Find electric felds due to the metallic sphere at the point P.

In the circuit shown, the capacitor C_1 is initially charged with charge q_0 . The switch S is closed at time t = 0 . The charge on C_2 after time t is

Let at any instant point charge is at x distance from centre Q. Net charge on surface of conductor at this instant