A Block of Mass M Is Pulled Along a Rough $\theta$

Multiple Choice

A block of mass m is pulled along a rough horizontal floor by an applied force as shown. The vertical component of the force exerted on the block by the floor is:

A) mg
B) mg - T cos $\theta$
C) mg + T cos $\theta$
D) mg - T sin $\theta$
E) mg + T sin $\theta$