If f is zero then p is constant or zero simultaneously v can

Last updated: 6/11/2023

If f is zero then p is constant or zero simultaneously v can be zero or constant And kinetic energy depends on final and initial velocity b ut velocity is constant here so it shouldn t vary but ans wer is given that option 2 and 4 are correct JM 10 If the net force acting on the system of particles is zero then which of the following may vary 1 Momentum of the system 2 Kinetic energy of the system 3 Velocity of centre of mass 4 Position of centre of mass 11 A mortar fires a shell of mass M which explodes into tun ninnan af mann 1115 and AM 5 at the