Questions on centre of mass of system of particle and bodies

Centre of mass of system of particle and continuous bodies

The position of centre of mass of system of particles at any moment does not depend on

Select the WRONG statement. The location of centre of mass of a system of particles

Find the position of centre of mass for a system of particles places at the vertices of a regular hexagon as shown in figure

The motion of the centre of mass of a system of two particles is unaffected by their internal forces.

Obtain an expression for the position vector of centre of mass of a system of n particles.

The position vector of the centre of mass of a system of particles is the _________ of the position vectors of the particles, each particle making a contribution proportional to its _________

Write an expression for the velocity of the centre of mass of a system of particles.