How much work is required to lift a 4kg object 3m high?

Question

How much work is required to lift a 4kg object 3m high?

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Gia Bảo 2 months 2021-07-31T15:38:44+00:00 1 Answers 2 views 0

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    2021-07-31T15:40:36+00:00

    Answer:

    To lift the object it takes 117.6 N m of work.

    Explanation:

    Given data:

    m = mass of the object = 4 kg

    h = high = 3 m

    Question: How much work, W = ?

    The work:

    W=Fh=mgh

    Here

    g = gravity = 9.8 m/s²

    W=4*9.8*3=117.6Nm

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