The potential energy of a system of four particles placed at the vertices of a square of side "l" is given by: (let the mass of particle be m)

Find the potential energy of a system of eight particles placed at the vertices of a cube of side L. neglect the self energy of the particles.

Find the potential energy of a system of four particles each of mass 2m kept at the vertices of a square of side x. Also find the potential at the centr of the square.

Find the potential energy of a system of 3 particles kept at the vertices of an equilateral triangle of side r.

Find the gravitational potential energy of a system of four particles, each of mass m placed at the verticles of a square of side l . Also obtain the gravitaitonal potential at centre of the square.

Find the potential energy of 4-particles, each of mass 1 kg placed at the four vertices of a square of side length 1 m.

The gravitational potential energy of a system of three particles of mass m each kept at the vertices of equilateral triangle of side x will be

Four particles each of mass m are placed at the vertices of a square of side l. the potential at the centre of square is

The four particles of masses m , 3m, 2m and 4m are placed on the vertices of a sqare of side L . Locate the center of mass

Four particles each of mass 'm' are placed at the four vertices of a square 'a' .Find net force on any one the particle.

Four identical particles each of mass m are arranged at the corners of a square of side length l . If the masses of the particles at the end of a side are doubled, the shift in the centre of mass of the system.