Question

a force of hundred Newton acts on a mass of 25 kg for 5 second what velocities does it generate?

Answer 1

Accorvding to Newton's 2nd law
$f = m \times a$
and we know that
$a = v \div t$
hence
$f = m \times v \div t$
hence
$100 = 25 \times v \div 5$
hence
$v = 20ms { }^{ - 1}$