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OpenStudy (anonymous):
Sam is using a rope to pull a box weighing 300 N across a floor with constant velocity. The rope makes an angle of 30o above the horizontal. If the tension in the rope is 100 N, what is the normal force that the floor exerts on the box? A. 133 N B. 250 N C. 300 N D. 400 N
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OpenStudy (anonymous):
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