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A Child Pulls a 3

Question 18

Multiple Choice

A child pulls a 3.00-kg sled across level ground at constant velocity with a light rope that makes an angle 30.0° above horizontal. The tension in the rope is 5.00 N. Assuming the acceleration of gravity is 9.81 m/s2, what is the coefficient of friction between the sled and the ground?


A) 0.161
B) 0.188
C) 0.0441
D) 0.0851
E) 0.103

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