The mass of an object is 200 kg and it is accelerated uniformly from a velocity of 4 ms-1 to 7 ms-1 in 6 s. Calculate the initial momentum of the object. Also, find the magnitude of the force exerted on the object.
1
600 kg ms-1, 200 N
2
800 kg ms-1, 100 N
3
600 kg ms-1, 100 N
4
800 kg ms-1, 200 N