P207 Assignment 4 (Fall 2008)

# P207 Assignment 4 (Fall 2008) - TA's Name:_ Section: _ Your...

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TA's Name:____________________ Section: ____ Your Name: _________________________________ Physics 207, Fall 2008 1 Cornell University Assignment 4 Concepts: mass and force free body diagrams Newton’s First, Second and Third Laws coupled objects and third law partners gravity, tension, springs applying Newton’s laws contact forces and normal force static and kinetic friction Reading in text: Chapter 5: Section 9; Chapter 6: Sections 1-3 Assignment: Due in lecture on Wednesday, September 24. Please turn in this sheet stapled to the top of your work. A. On-Line Math Warm-Up Problems: If you'd like practice with the math skills relevent to the work we're doing this week and next, please go to www.blackboard.cornell.edu , log in to the Physics 207 Math Review web site, and then do the tests on Limits and Small Changes, and review the tests on Triangles and Sines and Cosines 1. You can attempt the tests as many times as you like. Physics Problems: 1. Chapter 5, Problem 13 (a) For each of the setups (a), (b), and (c), draw a free body diagram for each salami and for the spring scale. (b) Answer the questions in parts (a), (b), and (c) of the problem. 2. Chapter 5, Problem 20 3. Chapter 5, Problem 32 4. Chapter 5, Problem 53. In (a), what is the common acceleration of the two blocks? 5. Chapter 5, Problem 59

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## This note was uploaded on 10/26/2008 for the course PHYS 2207 taught by Professor Liepe, m during the Fall '07 term at Cornell.

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P207 Assignment 4 (Fall 2008) - TA's Name:_ Section: _ Your...

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