A block is released from rest on a frictionless incline

PHYSICS · Single correct · AP · Physics 1: Algebra-based · Force and Translational Dynamics · Force and Translational Dynamics

Problem

2.0\,\text{kg}

block is released from rest on a frictionless

30^{\circ}

incline. What is the magnitude of its acceleration down the plane? (Take

g = 9.8\,\text{m}\,\text{s}^{-2}

.) (a)

9.8\,\text{m}\,\text{s}^{-2}

(b)

5.7\,\text{m}\,\text{s}^{-2}

(c)

4.9\,\text{m}\,\text{s}^{-2}

(d)

8.5\,\text{m}\,\text{s}^{-2}