Question

the initial velocity of a body of mass 20 kg is 10 m/so and after 5s it's velocity becomes 40 m/so find the force acting on the body​

Answer 1

Answer:

f= ma

a= v-u/t = 40-10/5 = 15m/s

f= 20×15 = 300

Answer 2

Answer:

f=ma

a=v-u/t=40-10/5=15m/s

f=20*15=300