Question

for how long should a force of 100N should act on a object of 20kg to acquire a velocity of 100m/s​

Answer 1

$\huge\textbf{Heya}$
$<b>$
▲U=0
▲V=100m/s
▲Time=t therefore ▲acceleration=(v-u)/t
=100t
▲By F=ma
▲100=20×100/t

⏩Hence t=20 second