A cube of side 'a' has point charges +Q located at each of its vertices except at the origin where the charge is −Q. The electric field at the center of cube is:

A cube of side b has a charge q at each of its vertices. Determine the potential and electric field due to this charge array at the center of the cube.

A cube of side b has a charge q at each of its vertices. Determine the electric field due to this charge array at the center of the cube.

A cube of side x has a charge q at each of its vertices. Determine the potential due to this charge array at the center of the cube.

Given a cube with point charges q on each of its vertices. Calculate the force exerted on any of the charges due to rest of the 7 charges.

Five equal charges each of value q are placed at the corners of a regular pentagon of side a. The electric field at the centre of the pentagon is

Eight equal point charges are placed at corners of a cube side length a . The potential and electric field magnitude at the centre of cube will be

A thin conducting ring of radius R is given a charge +Q , Fig. The electric field at the center O of the ring due to the charge on the part AKB of the ring is E . The electric field at the center due to the charge on part ACDB of the ring is

A charge Q is placed at each corner of a cube of side a. The potential at the centre of the cube is

Five point charge ( +q each) are placed at the five vertices of a regular hexagon of side 2a .what is the magnitude of the net electric field at the centre of the hexazon?

A charge is distributed with a linear density lamda over a rod of the length L placed along radius vector drawn from the point where a point charge q is located. The distance between q and the nearest point on linear charge is R. The electrical force experienced by the linear charge due to q is