Question

A constant force acting on a body of mass 4 kg changes its velocity from 2 m/s to 4 m/s in 4 s. The magnitude of the force is 1)0 N 2)1 N 3)2 N 4)3 N

Answer 1

Explanation:

a= 4-2/4 = 1/2

F m×a 4×1/2 = 2