A uniform force acts on a body of mass 2 kg at rest. If the body makes a displacement of 20 m in 4 seconds what is the force acting on the body ? If the force acts only for 5 seconds, how far will the body move in 3 seconds after the force has ceased to act ?

A uniform force acts on a body of mass 2 kg at rest. If the body makes

1.	A uniform force acts on a body of mass 2 kg at rest. If the body makes a displacement of 20 m in 4 seconds what is the force acting on the body ? If the force acts only for 5 seconds, how far will the body move in 3 seconds after the force has ceased to act ?
Answer» ANSWER :37.5 m