FIGURE 8-8 -An Object of Mass 2.00 Kg Starts at Rest from at Rest

Multiple Choice

FIGURE 8-8
-An object of mass 2.00 kg starts at rest from the top of a rough inclined plane of height 20.0 m as shown in Figure 8-8. If the work done by the force of friction is -150 J, what is the speed of the object as it reaches the bottom of the inclined plane? Use g = 10.0 m/s².

A) 15.8 m/s
B) 150 m/s
C) 10.0 m/s
D) 20.0 m/s
E) 200 m/s