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    Work done and gravitational force

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    A person removes a 10.5 kg stereo amplifier from a shelf that is 1.82 m high. The amplifier is lowered at a constant speed to a height of 0.75 m. What is the work done by

    (a) the person
    (b) the gravitational force that acts on the amplifier

    © BrainMass Inc. brainmass.com February 24, 2021, 2:10 pm ad1c9bdddf
    https://brainmass.com/physics/work/work-done-and-gravitational-force-5434

    Solution Preview

    Work done by the gravitational force = force X distance =mgh = 10.5 x 9.81 ...

    Solution Summary

    The solution calculates the work done and gravitational force.

    $2.19

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