Question

A ball of mass 0.3kg moving at a velocity 20/s is suddenly hit by a force of 5 Newton for a time of 0.03 seconds. Find its new velocity

Answer 1

a = F/m = 5/0.3 = 16.7 m/s^2.

V = Vo + a*t.
Vo = 20 m/s.
t = 0.03 s.
V = ?

Answer 2

20.5m/s

Answer 3

I need solutions