A 30-Kg Block Is on a Frictionless Horizontal Surface $\degree$ Above the Horizontal Is Applied to the Block

Multiple Choice

A 3.0-kg block is on a frictionless horizontal surface.The block is at rest when,at t = 0,a force (magnitude P = 2.0 N) acting at an angle of 22 $\degree$ above the horizontal is applied to the block.At what rate is the force P doing work at t = 2.0 s?

A) 2.3 W
B) 2.0 W
C) 1.4 W
D) 1.7 W
E) 1.2 W