P1112 Spring 2009 Homework #11 due second section of week of April 6. Solutions posted Friday April 10. Quiz on HW #10 and HW #11 first section of week of April 13. Reading: Text 9.6 pp. 303 and 304, 10.1 – 10.6, 1.10 Vector Products. Not all concepts will be covered in class – you are responsible for all material in the reading and in the homework problems. We will still work on this material during Week 12. Problems: 1. Moment of inertia of a rod with variable density. Take the rod of Problem 8.113 (b) from Homework #10. (a) What is the moment of inertia of this rod about an axis perpendicular to the rod and through its left end? (b) What is the moment of inertia of this rod about its center of mass? 2. Y&F 10.3 Net torque. Also: If the mass of the square plate is 0.50 kg, what is its angular acceleration? A solid disk is rolling without slipping on a level surface at a constant speed of 2.50 m/s. (a) If the disk rolls up a 30
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