Three parallel plates of equal area are separated by distance d as shown. Charge Q is given to plate 2 and plate 2 is moved towards right by d/2 .If 1 and 3 are connected by conducting wire then

Three identical plates of area A are arranged as shown. A charge +Q is given to plate ( 2 ). Then,

The plates of a parallel plate capacitance 1.0 F are separated by a distance d =1 cm. Find the plate area .

Four conducting plates of equal area A are separated by distance d and are arranged as shown.The equivalent capacitance between A and B is

Two parallel conducting plates, each of area A, are separated by a distance d. Now, the left plate is given a positive charge Q. A positive charge q of mass m is released from a point near the left plate. Find the time taken by the charge to reach the right plate.

Five conducting parallel plates having area A and separation between them d, are placed as shown in the fig. Plate number 2 and 4 are connected with a conducting wire and between point A and B a cell of emf. .epsilon. is connected . The change flows through the cell is

Charges Q_0 and 2Q_0 are given to parallel plates A and B, respectively, and they are separated by a small distance. The capacitance of the given arrangement is C. Now, plates A and B are connected to positive and negative terminals of battery of potential difference V = 2Q_0//C respectively, as shown, then the work done by the battery is

In a parallel-plate capacitor of plate area A , plate separation d and charge Q the force of attraction between the plates is F .

Three charged conducting plates are separated by small distances as shown in figure. The charges on the plates are shown. Find the ratio of charge on right surface and left surface of the middle plate.

Four initially uncharaged thin, large, plane idential metallic plates A,B,C and D are arranged parallel to each other as shown. Now plates A,B,C and D are given charges Q,2Q,3Q and 4Q respectively. Plates A and D are connected by a mtallic wire while plates B and C connected by other metallic wire then after Electrostatic equilibrium is reached. Total charge on plates after earthing plates A and B will be

Four initially uncharaged thin, large, plane idential metallic plates A,B,C and D are arranged parallel to each other as shown. Now plates A,B,C and D are given charges Q,2Q,3Q and 4Q respectively. Plates A and D are connected by a mtallic wire while plates B and C connected by other metallic wire then after Electrostatic equilibrium is reached. Charge on left surface of plate B wll be