Three large conducting plates with charges Q ,-Q and Q are kept close to each other as shown in the figure. (where `Q=2 mu C`).Now all the three plates A ,B ,and C are connected by a thin conducting wire.Find the charge ( in `mu` ) on left surface of plate A at electrostatic equailibrium.

Three large conducting plates with charges Q , -Q and Q are kept close to each other as shown in the figure. ( where Q = 2 uc ). Now all the three plates A, B, and C are connected by a thin conducting wire. Find the charge ( in C) on left surface of plate A at electristatic equailibrium

Force between two conducting large plates , with charges Q and Q/2 as shown in the figure, is (Area of each face of plate =A)

Three large plates A, B and C are placed parallel to each other and charges are given as shown. The charge that appears on the left surface of plate B is

Three identical metallic plates are kept parallel to one another at a separation of a and b. The outer plates are connected by a thin conducting wire and a charge Q and 3Q is placed on the central plate and left plate respectively. Find electric field at P.

Three inentical metal plates with large surface areas are kept parallel to each as shown in figure (30-E8). The leftmost plate is given a charge Q, the rightmost a chrge _2Q and the middle one remains neutral. Finde the charge appearing on the outer surface of the rightmost plate.

Three conducting spherical shells have charges q,-2q and 3q as shown in figure. Find electric Potential at point P as shown in figure.

Two small conductors A and B are given charges q_(1) and q_(2) respectively. Now they are placed inside a hollow metallic conductor C carrying a charge Q. If all the three conductors A, B and C are connected by a conducting wire as shown, the charges on A,B and C will be respectively :

Two conducting plates X and Y, having large surface area A (on one side), are placed parallel to each other as shown in figure. The plate X is given a charge Q whereas the other is neutral. Find : (a) The surface charge density at the inner surface of the plate X, (b) The electric field at a point to the left of the plates, (c) The electric field at a point in between the plates and (d) The electric field at a point to the right of the plates.