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Hollow sphere rolling momentum

  • Thread starter jjd101
  • Start date
  • #1
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Homework Statement



An 800 g, 40.0 cm diameter hollow sphere is rolling along at 4 m/s when it comes to a 25 degree incline. Ignoring any friction, how far along the incline does it roll before it stops and reverses its direction?



Homework Equations



Krolling= 1/2Iw^2 + 1/2Mv^2
I=2/3MR^2

The Attempt at a Solution


Too difficult to type
 

Answers and Replies

  • #2
Delphi51
Homework Helper
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It looks like an energy question to me!
 

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