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    jerriabrown's Avatar
    jerriabrown Posts: 2, Reputation: 1
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    #1

    Dec 5, 2010, 05:26 PM
    What is the maximum height obtained by a 125g apple that is slung from a slingshot at
    What is the maximum height obtained by a 125g apple that is slung from a slingshot at an angle of 78º from the horizontal with an initial velocity of 18m/s? (a- 0.70m; b- 16m; c- 32m; d- 33m)
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    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Dec 6, 2010, 02:23 AM

    The height of the apple is modelled by the equation:



    where v is the final vertical speed,
    u is the initial vertical speed,
    a the vertical acceleration experienced by the apple,
    and s the displacement of the apple.

    Post what you get! :)
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