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

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.

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

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 .

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

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.

A point charge q is placed at a distance d from centre of a uniformly charged conducting spherical shell of radius R and having charge Q as shown. Magnitude of electric field intensity at point P just inside the shell due to charge on shell is

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

A point charge q is placed at a distance x from the centre of a conducting sphere of radius R(lt x). (a) How much charge will flow through the switch S when it is closed to ground the sphere? (b) Find the current through the switch S when charge ‘q’ is moved towards the sphere with velocity V.

A solid conducting sphere of radius r is having a charge of Q and point charge q is a distance d from the centre of sphere as shown. The electric potential at the centre of the solid sphere is :