Which of the following is incorrect 1 If centre of mass of

Last updated: 6/27/2023

Which of the following is incorrect 1 If centre of mass of three particles is at rest and it is known that two of them are moving different non parallel lines then the third particle must also be moving 2 If centre of mass remains at rest then net work done by the forces acting on the system must be zero 3 If centre of mass remains at rest then net external force must be zero 4 None of these statement is incorrect