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Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter2: Motion In One Dimension

Section2.5: Motion Diagrams

Problem 2.5QQ: Which of the following statements is true? (a) If a car is traveling eastward, its acceleration must...

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All I need is the letter of correct answer. An airplane must have a velocity of 50 m/s in order to take off. What must the acceleration of the airplane be if it is to take off from a runway 500 m long? A) 2.5 m/s˄2 B) 3.2 m/s˄2 C) 5.0 m/s˄2 D) 10 m/s˄2 15A car with its brakes applied has an acceleration of -1.2 m/s˄2. If its initial velocity is 10 m/s, the distance the car covers in the first 5 second after the acceleration begins is A) 15 m; B) 32 m; C) 35 m; D)47 m.

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