A person pushes horizontally on a heavy box and slides it across the level floor at constant velocity. The person pushes with a
60.0 N force for the first 7.09 m, at which time he begins to tire. The force he exerts then starts to decrease linearly from 60.0 N to 0.00 N across the remaining 7.09 m. How much total work did the person do on the box?
1 answer:
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