HW12S06 - Physics 112 Read: Chapter 10 (all) Chapter 12...

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Physics 112 Homework #12 Spring 2006 Read: Chapter 10 (all) Chapter 12 (section 12.5) For discussion: Chapter 10: Qs #Q10.20, Q10.21, Q10.22, Q10.24, Q 10.25, Q10.27, Q10.30 (not turned in) Due Friday, April 22, 2006, at lecture: #11.74 [Stacking blocks] #10.39 [Block on String] #10.90 [Neutron Star Glitch] #10.43 [Parachuting onto a Turntable] #10.48 [Precessing Gyroscope] #10.57 [Exena the Exterminator] #10.99 [Tilted Gyroscope] (Hint – look at the end of your lab manual) 1. ["Sweet Spot" of a Stick] A small ball of mass m moving at speed v o on horizontal frictionless surface collides with a uniform stick of mass M and length D initially at rest and rebounds with speed v f . CM D b m M v o CM v f v CM ω Before After (a) Which of these physical quantities do you know are conserved in this collision, and which do you not know? Please explain your reasoning. Linear Momentum
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HW12S06 - Physics 112 Read: Chapter 10 (all) Chapter 12...

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