Starting from rest,a 2-kg body acquires a speed of 8 m/s in 2 seconds.The net force acting on the body is
A)2 N.
B)4 N.
C)8 N.
D)16 N.
E)6 N.

Question

Quizplus · Accepted Answer

The net force acting on the body is equal to the mass of the body multiplied by its acceleration. In this case, the mass of the body is 2 kg and its acceleration is 8 m/s^2. Therefore, the net force acting on the body is 2 kg * 8 m/s^2 = 16 N.

Starting from Rest,a 2-Kg Body Acquires a Speed of 8