A person of mass 40kg standing on a smooth horizontal plane of ice throws a body of mass 10kg with a velocity 8ms^(-1). Then the total kinetic energy of person and body.

A person of mass 40kg standing on a smooth horizontal plane of ice thr

1.	A person of mass 40kg standing on a smooth horizontal plane of ice throws a body of mass 10kg with a velocity 8ms^(-1). Then the total kinetic energy of person and body.
Answer» 100J 200J 300J 400J Answer :D