s8ariMonicole7 s8ariMonicole7

21-11-2016
Physics

contestada

A woman exerts a horizontal force of 1 pounds on a box as she pushes it up a ramp that is 2 feet long and inclined at an angle of 30 degrees above the horizontal. Find the work done on the box in ft -lbs.
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syed514 syed514

21-11-2016

work done = force times distance the force parallel to the slope of the ramp 1 * cos 30 degrees work done = cos 30 * 2 ft lbs

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