Physics

Problem

15. An object of mass 100 kg is accelerated uniformly from a velocity of

5 \mathrm{~m} \mathrm{~s}^{-1}

8 \mathrm{~m} \mathrm{~s}^{-1}

in 6 s . Calculate the initial and final momentum of the object. Also, find the magnitude of the force exerted on the object.