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Homework Help: Circular Motion

  1. Feb 22, 2013 #1
    1. The problem statement, all variables and given/known data

    A turntable of radius "r" is spinning counterclockwise at an initial rate of ω. at t=0, its rotation rate begins to slow at a steady pace. the rotation finally stops at t=T. At what time is ωt^2 maximum. Express your answer in terms of T.
  2. jcsd
  3. Feb 22, 2013 #2


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    As this is thehomework section the rules require you to post your attempt before asking for help. Meanwhile...

    Write an equation for the curve.

    What do you know about the slope of a curve at maxima and minima?
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