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Dynamics question-answer (classic)

  1. Apr 3, 2012 #1
    dynamics question-answer (classic)

    send your dynamics question here

    problem1:

    we have one globe on the gradient....
    (rolling)
    velocity in t=0 = V(0) i
    radius=R
    I=2/5 mR^2

    find equation street?
     

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    Last edited: Apr 3, 2012
  2. jcsd
  3. Apr 3, 2012 #2

    tiny-tim

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    welcome to pf!

    hi pymn_nzr! welcome to pf! :smile:

    (try using the X2 and X2 buttons just above the Reply box :wink:)

    show us what you've tried, and where you're stuck, and then we'll know how to help! :smile:

    (btw, what does "slither" mean? is the sphere rolling without slipping? :confused:)
     
  4. Apr 3, 2012 #3

    tiny-tim

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    hi pymn_nzr! :smile:

    (please always reply on the thread, not by private message :wink:)
    your english is a little difficult to understand :confused:

    if you have more questions that you need help with, just start a new thread (preferably one for each question) :smile:
     
  5. Apr 3, 2012 #4
    is it correct?

    [tex]Y=\frac{g\sin \alpha }{2V_{0}^{2}(1-\frac{I}{mR^{2}})}X^{2}[/tex]
     
  6. Apr 3, 2012 #5

    tiny-tim

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    i don't have time to check it properly :redface:, because i'm going out in a few minutes,

    but i think that minus on the bottom should be a plus
     
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