Eight point charges , each `q` , are placed on the vertices of a cube of side `a`. Find the potential energy of the system of charges.

The point charges are placed on the vertices of regular hexagon of side L as shown. Find the potential energy of the system of charges.

Three point charges each equal to q are placed on the vertices of an equilateral triangle of side l. The potential energy of the system is

Six equal point charges q each are placed at six corners of a hexago of side a. Find out potential energy of charge system

Six equal point charges q each are placed at six corners of a hexago of side a. Find out potential energy of charge system

Eight particles of mass 'm' each are placed at the verties of a cube of side 'a' . Find gravitational potential energy of this system . .

Eight particles of mass 'm' each are placed at the verties of a cube of side 'a' . Find gravitational potential energy of this system . .

Four identical point charges q are placed at four corners of a square of side a. Find the potential energy of the charge system. .

Four identical point charges q are placed at four corners of a square of side a. Find the potential energy of the charge system. .

Eight equal point charges each of charge 'q' and mass 'm' are placed at eight corners of a cube of side 'a'. (i) Find out potential energy of charge system.

Four identical charges q are placed at the corners of a square of side a. Find the potential energy of one of the charges due to the remaining charges. .