Kinetic friction and newton force

timer Asked: Jun 2nd, 2015

Question description

Starting from rest, a student pulls a 28 kg box a distance of 11.5 m across the floor using a 148 N force applied at 35.0 degrees above horizontal.  The coefficient of kinetic friction is 0.220 between the floor and the box.  Find the work done by the pulling force.  Give your answer in joules (J) and with 3 significant figures.

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