Question

A body of mass 5 kg is moving with velocity of 20m/s.if a force of 100n is applied on its for 10s in the same direction as its velocity what will be the velocity of the body

Answer 1

I think 25m/s
f=ma
100=5.a
a=50
v.t=50
v.10=50
v=5m/s
total v=v+given v
total v=20+5
=25m/s