A) load
B) friction
C) tension in rope
D) gravity of Earth
Correct Answer: B
Solution :
Blake is pulling the box on a rough surface; hence, there is a friction between box and the surface. This frictional force tends to stop or oppose the motion of box. Hence, Blake is working against friction. The correct answer is B.You need to login to perform this action.
You will be redirected in
3 sec