Four masses (each of `m`) are placed at the vertices of a regular pyramid (triangular base) of side 'a'. Find the work done by the system while taking them apart so that they form the pyramid of side '2a'.

Four bodies each of mass m are placed at the different corners of a square of side a. find the work done on the system to take any one body to infinity.

Four bodies each of mass m are placed at the different corners of a square of side a. find the work done on the system to take any one budy to infinity.

Four bodies each of mass m are placed at the different corners of a square of side a. find the work done on the system to take any one budy to infinity.

Three identical particles each of mass m are placed at the vertices of an equilateral triangle of side a. Fing the force exerted by this system on a particle P of mass m placed at the (a) the mid point of a side (b) centre of the triangle

Three identical particles each of mass m are placed at the vertices of an equilateral triangle of side a. Fing the force exerted by this system on a particle P of mass m placed at the (a) the mid point of a side (b) centre of the triangle

Three particles each of mass m are placed at the three corners of an equilateral triangle of side a. The work done on the system to increase the sides of the triangle to 2a is:

Three particles, each having a charge of 10 muC , are placed at the vertices of an equilateral triangle of side 10 cm. Find the work done by a person in pulling them apart to infinite separations.

Three particles, each having a charge of 10 muC , are. placed at the vertices of an equilateral triabngle of side. 10 cm. Find the work done by a person in pulling them. apart to infinite separtions.