F=30N 25°
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- A 6 kg box is slid across the floor at constant speed by a force of 30 N (25o above horizontal) as shown in the figure below, the distance the box moved is 4.5 meters.
(a) How large a friction force impedes the motion of the box?
(b) How large is the normal force?
(c) Find the coefficient of kinetic friction.
(d) Find the work done by each force on the box.
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