__________ of a two particle system depends only on the separation between the two particles. The most appropriate choice for the blank space n the above sentence is

__________ of a two article system depends only on the separation between the two particles. The most appropriate choice for the blank space in the above sentence is

__________ of a tow article system depends only on the separation between the two particles. The most appropriate choice for the blamk space n the above sentence is

In an elastic collision between two particles

In an elastic collision between two particles

The centre of mass of two particles system lies

The centre of mass of two particles system lies

Does centre of mass of a system of two particles lie on the line joining the particles ?

A particle is projected from the mid-point of the line joining two fixed particles each of mass m . If the separation between the fixed particles is l , the minimum velocity of projection of the particle so as to escape is equal to