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Conservation of angular momentum (view source)

Revision as of 03:33, November 18, 2007

32 bytes added ,  03:33, November 18, 2007
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An ordinary rod of length ''l'' has the following moment of inertia relative to an axis of rotation at one end:
 
An ordinary rod of length ''l'' has the following moment of inertia relative to an axis of rotation at one end:
   −
:<math>\mathbf{I}= \frac{M}{3}\times{l^2}</math>  
+
:<math>I \ \stackrel{\mathrm{def}}{=}\  \sum_{i=1}^{N} {m_{i} r_{i}^2}\,\!</math>
    
A [[moment of inertia]] is additive, defined as follows:
 
A [[moment of inertia]] is additive, defined as follows:
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