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HW__3_F05

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Physics 112 Homework #3 Fall 2005 Read: Chapter 3, sections intro., 3.1 - 3.4 For discussion: Chap. 3: Q's #Q3.1, Q3.2, Q3.3, Q3.6, Q3.8, Q3.9, Q3.10, Q3.11, Q3.12, Q3.13 (not turned in) E's & P's #3.8, 3.9, 3.21, 3.29, 3.35, 3.51, 3.53, 3.57, 3.63, 3.67, 3.77 Due Friday, Sept. 16 at lecture: #3.16 [Basic Projectile] #3.22 [Monkey & Zookeeper] #3.49 [Dynamite!] #3.33 and #3.34 [Circular Motion] #3.75 [Circular Motion by Components] #3.71 [Free Throw] Please add: (e) For the situation in part (c), draw graphs of the ball's horizontal and vertical positions x(t) and y(t), velocities v x (t) and v y (t), and accelerations a x (t) and a y (t) as functions of time t from just after the ball is thrown until just before it

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Unformatted text preview: enters the basket. Please align your graphs one above another with their time axes synchronized. 1. [Cat & Dog] A dog running at constant speed v d is chasing a cat running at constant speed v c . The dog always runs directly towards the cat, while the cat always runs perpendicular to the direction the dog is running. When the dog is a distance D from the cat, what are the magnitude and direction of the dog's acceleration? Please give your reasoning, including any illustrative diagrams. *** Please hand in the following page with your assignment. *** Name...
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