Unformatted text preview: a . By calculating 2 K R I a ~ L 2  for each of the diﬀerent principal axes, x , y , and z , can you explain why one axis is an unstable axis of rotation, while the other two are stable? 2. K&K, Problem 7.3 3. K&K, Problem 7.4 4. K&K, Problem 7.6. 5. K&K, Problem 12.1 6. K&K, Problem 12.2 7. K&K, Problem 12.5 8. Extra Credit Question Please work on this question by yourself! A bike wheel of radius r rolls on the ground and a camera (stationary with respect to the ground) takes a picture of the wheel. Due to the motion of the wheel, most of the spokes appear blurred, but there are a set of points where the picture is not blurred at all. Describe the locus of points where the picture appears perfectly sharp....
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 Spring '05
 ELSER, V
 Angular Momentum, Mass, Moment Of Inertia, Rigid Body, principal axes

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