Direction of
Displacement
13) An object slides across a horizontal surface such that it slows down due to the force of friction that is
exerted on the object. The object and the direction of its displacement are shown in the figure. Which
of the following free-body diagrams could represent the forces that are exerted on the object?
☐ ☑Normal
FNormal
FFriction
Friction
(B)
(A)
FGravity
FGravity
FNormal
FNormal
FFriction
(D)
FFriction
(C)
☐ F Gravity
Gravity