Question

Calculate the force required to change the velocity of an object of mass 8kg from 4meter per second to 6meter per second in 2 second​

Answer 1

m=8 kg

t=2 secs

u=4 m/s

v=6 m/s

F=ma

a=v-u/t

=6-4/2

=2/2

=1

F=8*1

=8N