a boxer punches a sheet of paper in mid air, bringing it from rest up to a speed of 25 m/s in 0.05 second. The mass of the paper is 0.003 kg. Show that the force of the punch on the paper is only 1.5 N.

Answer 1

Force = rate of change of momentum
= mass * (change in velocity) / time
Can you take it from here?

Answer 2

still need help

Answer 3

.25 N