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A Horse Pulls a 350-Kg Sled at Constant Speed Along

Question 64

Multiple Choice

A horse pulls a 350-kg sled at constant speed along an icy road for a distance of 500 m.If the coefficient of kinetic friction between the sled and the road is 0.450,and the angle between the harness and the sled is 25°,what is the mechanical energy lost due to friction?


A) -9.8E+5 J
B) -6.4E+5 J
C) -1.3E+3 J
D) -7.4E+3 J

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