# HW__4_F05 - Physics 112 Homework #4 Fall 2005 * Be sure to...

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Physics 112 Homework #4 Fall 2005 *** Be sure to print without size reduction so the tick mark spacing on page 3 is 2.0 cm. *** Read: Chap. 4 (all); Chap. 12, sections intro., 12.1, 12.2 For discussion: Chapter 4: Qs #Q4.1, Q4.2, Q4.3, Q4.6, Q4.7, Q4.8, Q4.12, Q4.13, Q4.14, (not turned in) Q4.15, Q4.16, Q4.25, Q4.26, Q4.28, Q4.30, Q4.32, Q4.34, Q4.36 Chapter 4: Chapter 12: Qs #12.2, 12.2, 12.3, 12.4; Due Friday, Sept. 23 at lecture: #4.26 [Step on it!] #4.31 [Force is a vector] #4.39 [Pulling Crates] #4.50 [Weightlifting] #12.19 [Earth's Gravity] 1. [Tug-of-War] Teams from two dormitories, East and West, are having a tug-of-war, pulling on opposite halves of a rope of negligible mass and weight. In this problem, "Team East" means all their members + their half of the rope (total mass M E ), while "Team 144424443144424443 West" means all their members + their Team West Team East half of the rope (total mass M W) . (a)

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## This homework help was uploaded on 04/21/2008 for the course PHYS 1112 taught by Professor Leclair,a during the Fall '07 term at Cornell University (Engineering School).

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HW__4_F05 - Physics 112 Homework #4 Fall 2005 * Be sure to...

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