A force of 4 N acts on a body of mass of 2 Kg for 4 s. Assume the body to be at rest initially.

Asked by  | 22nd Sep, 2008, 06:11: PM

Expert Answer:

Only half of the question has been posted. If your want to find the final velocity, then the formula is

F=m(v-u)/t

4 = 2(v-0)/ 4

4 = 2v/4

16 = 2v

So v =8 m/s

So final velocity is 8 m/s.

Answered by  | 22nd Sep, 2008, 08:25: PM

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