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    tcherrie's Avatar
    tcherrie Posts: 1, Reputation: 1
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    #1

    Jan 8, 2009, 12:43 PM
    Speed of a pile driver
    A pile driver drops from a height of 35 meters before landing on a piling. What is the speed of the driver when it hit the piling? Which formula do I use to work this problem?
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    Jan 8, 2009, 01:33 PM

    Try:



    Here (initial velocity) = 0. And is acceleration due to gravity.
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