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15 July, 03:36

A 3.8kg object is lifted 12 meters. Approximately how much work is performed during the lifting?

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  1. 15 July, 03:59
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    The answer is A. 446.9 J

    Solution:

    W = mgh

    W = (3.8 Kg) (9.8 m/s²) (12 m)

    W = 446.88 J or 446.9 J
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