Naa K.
asked • 06/24/21physics work done
A boy pulls a box of mass 48kg with a force of 110N at an angle of 28deg above the horizontal.The coefficient of friction between the sled and surface is 0.32. Determine whether the work done by the applied force.Show all your working?
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1 Expert Answer
Roger N. answered • 06/24/21
Tutor
4.9
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. BE in Civil Engineering . Senior Structural/Civil Engineer
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Michael M.
If the object is going the same way that the force is going then you have positive work. If its going in the opposite way, then you have negative work. Work is zero when the force and the direction of the object are perpendicular06/24/21