MSU EGR 100 - 07newtons3rdlaw (43 pages)

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07newtons3rdlaw



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07newtons3rdlaw

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Pages:
43
School:
Michigan State University
Course:
Egr 100 - Intro to Engineering Design
Intro to Engineering Design Documents

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Chapter 7 Newton s Third Law Topics Interacting Objects Analyzing Interacting Objects Newton s Third Law Ropes and Pulleys Examples of Interacting Object Problems Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley Chapter 7 Reading Quizzes Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley The propulsion force on a car is due to A static friction B kinetic friction C the car engine D elastic energy Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley Is the tension in rope 2 greater than less than or equal to the tension in rope 1 A greater than rope 2 B less than rope 2 C equal to rope 2 Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley An acceleration constraint says that in some circumstances A the acceleration of an object has to be positive B two objects have to accelerate in the same C the magnitude of the accelerations of two objects have to be equal D an object is prevented from accelerating E Acceleration constraints were not discussed in this chapter Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley Interacting Objects If object A exerts a force on object B then object B exerts a force on object A The pair of forces as shown is called an action reaction pair Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley Interactions through Contact at a Distance Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley Car B is stopped for a red light Car A which has the same mass as car B doesn t see the red light and runs into the back of B Which of the following statements is true A A exerts a larger force on B than B exerts on A B A exerts a force on B but B doesn t exert a force on A C B exerts a force on A but A doesn t exert a force on B D B exerts a larger force on A than A exerts on B E B exerts the same amount of force on A as A exerts on B Copyright 2008 Pearson Education Inc publishing as Pearson Addison Wesley A small car is pushing a larger truck that has a dead battery The mass of the truck is larger than the mass of the car Which of the following statements is true A The truck exerts a larger force on the car than the car exerts on the truck B The truck exerts a force on the car but the car doesn t exert a force on the truck C The car exerts a force on the truck but the truck doesn t exert a force on the car D The car exerts a larger force on the truck than the truck exerts on the car E The car exerts the same amount of force on the truck as the truck



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