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    Wooden Crate Motion: Force, Friction, Work done

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    1) Sally expends 10460 J of energy to drag a wooden crate 24.7 m across a floor with a constant speed. The rope makes an angle of 48.0° with the horizontal.

    (a) How much force does the rope exert on the crate?
    _____ N

    (b) What is the force of friction acting on the crate to impede its motion?
    _________ N

    (c) What work is done by the floor through the force of friction between the floor and the crate?

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    Solution Summary

    This solution contains step-by-step calculations to determine the force of the rope on the crate, force of friction and work done.