A person of mass M=90kg standing on a smooth horizontal plane of ice throws a body of mass m=10kg horizontally on the same surface. If the distance between the person and body after 10 seconds is 10 metres, the K.E of the person (in Joules) is

A person of mass M=90kg standing on a smooth horizontal plane of ice t

1.	A person of mass M=90kg standing on a smooth horizontal plane of ice throws a body of mass m=10kg horizontally on the same surface. If the distance between the person and body after 10 seconds is 10 metres, the K.E of the person (in Joules) is
Answer» `0.45` 4.5 `0.90` zero Answer :A