A 25-N Crate Is Held at Rest on a Frictionless

Multiple Choice

A 25-N crate is held at rest on a frictionless incline by a force that is parallel to the incline.If the incline is 25°above the horizontal the magnitude of the normal force of the incline on the crate is:

A) 4.1 N
B) 4.6 N
C) 8.9 N
D) 11 N
E) 23 N