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A 500-Kg Box Is Resting on a Horizontal Floor

Question 78

Multiple Choice

A 50.0-kg box is resting on a horizontal floor. A force of 250 N directed at an angle of 20.7° below the horizontal is applied to the box. The coefficient of kinetic friction between the box and the surface is 0.300. What is the acceleration of the box?


A) 1.21 m/s2
B) 1.77 m/s2
C) 2.84 m/s2
D) 3.54 m/s2
E) 5.14 m/s2

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