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Homework Help: Rotation problem

  1. Mar 11, 2007 #1
  2. jcsd
  3. Mar 11, 2007 #2

    Dick

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    Well, the moment of inertia of a hoop is M*R^2. So the moment of inertia of any portion of a hoop is also M*R^2 where M is the mass of that portion. Why are you making up problems, aren't there enough already? :)
     
  4. Mar 11, 2007 #3
    But this hoop is not the same axis.

    haha, I'm crazy, sorry.
     
  5. Mar 12, 2007 #4

    Dick

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    Ok. My confusion suggests a picture might be nice. Everything else seems ok.
     
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