For a block of mass resting on a frictionless plane that makes an angle with the…

PHYSICS · Single correct · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

For a block of mass

m

resting on a frictionless plane that makes an angle

\theta

with the horizontal, what is the magnitude of the component of the gravitational force acting parallel to the surface of the incline? (a)

mg\cos\theta

(b)

mg\sin\theta

(c)

mg\sin^{2}\theta

(d)

mg\bigl(\sin\theta+\cos\theta\bigr)