Which of the following describes the orientation of the parallel force?

Question

Group of answer choices

A. The parallel force is always parallel to the normal force.

B. The parallel force is always perpendicular to the surface.

C. The parallel force is always parallel to the surface.

D. The parallel force changes its orientation to the surface depending on the plane.

Answer 1

The correct answer is:

C. The parallel force is always parallel to the surface.

In the context of forces acting on an object on an inclined surface, the parallel force refers to the component of the gravitational force that acts parallel to the surface of the incline.