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July 24, 2014

July 24, 2014

Posted by **Kevin** on Thursday, December 2, 2010 at 8:07pm.

a) Find her final angular speed.

b)What is the ratio of her final angular momentum to her initial angular momentum?

c) Determine the ratio of her final kinetic energy to her initial kinetic energy.

d)Did her mechanical energy change? (Yes but why?)

- physics -
**drwls**, Thursday, December 2, 2010 at 8:12pmThis is very similar to another question I answered earlier today. Use the same approach.

http://www.jiskha.com/display.cgi?id=1291313864

- physics -
**Kevin**, Thursday, December 2, 2010 at 8:15pmThank You!

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