A 150 kg body is at rest and covers the constant force needed to impart a velocity of 8m/s to it in 5s.

Answer 1

a = (8-0)/5 = 8/5 m/s^2

F = m a = 150 * 8/5
= 240 Newtons

Answer 2

Tnx

Answer 3

yes

Answer 4

F=m(v-u)/t
F=150x8/5
F=240N