If the resultant of all the external forces acting on a system of particles is zero, then from an inertial frame, one can surely say that

If the resultant of all the external forces acting on a system of part

1.	If the resultant of all the external forces acting on a system of particles is zero, then from an inertial frame, one can surely say that
Answer» Linear momentum of the system does not change in TIME KINETIC energy of the system does not change in time ANGULAR momentum of the system does not change in time Potential energy of the system does not change in time Answer :A