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 Fig. 8-9
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
A
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