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24 December, 07:46

Consider lifting a box of mass m to a height h using two different methods: lifting the box directly or lifting the box using a pulley (as in the previous part). What is Wd/Wp, the ratio of the work done lifting the box directly to the work done lifting the box with a pulley?

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  1. 24 December, 08:49
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    Wd/wp = 1

    Explanation:

    The work done in lifting the box directly, is the same as lifting the box using pulley.
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