Question

A car weighing 1600 kg moving with a velocity of 30 M per second retards uniformly coming to rest in 20 seconds calculate the initial and final momentum of the car

Answer 1

hey dear
here is your answer.

initial momentum of the car = mv1 = 1600×30 = 48000kgm/s

final momentum of the car = mv2 = 1600×0 = 0.

hope it helps :)