Physics for Scientists and Engineers, Technology Update (No access codes included)
9th Edition
ISBN: 9781305116399
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Textbook Question
Chapter 2, Problem 2.57P
Automotive engineers refer to the time rate of change of acceleration as the “jerk.” Assume an object moves in one dimension such that its jerk J is constant, (a) Determine expressions for its acceleration ax(t), velocity υx(t), and position x(t), given that its initial acceleration, velocity, and position are axi, υxi, and xi, respectively, (b) Show that ax2 = axi2 + 2J(υx – υxi).
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Automotive engineers refer to the time rate of change of acceleration as the “ jerk.” Assume an object moves in one dimension such that its jerk J is constant. (a) Determine expressions for its acceleration ax(t), velocity υx(t), and position x(t), given that its initial acceleration, velocity, and position are axi, υxi, and xi, respectively. (b) Show that ax2 = axi2 + 2J(υx - υxi).
Automotive engineers refer to the time rate of change of acceleration as the “jerk”. Assume an object moves in one dimension such that its jerk J is constant. (a) Determine expressions for its acceleration ax(t), velocity vx(t), and position x(t), given that its initial acceleration, velocity, and position are axi, vxi and xi, respectively. (b) Show that ax2 = axi2+ 2J (vx – vxi)
A race car starts from rest and travels east along a straight and level track. For the first 5.0 s of the car's motion, the eastward component of the car's velocity is given by υx(t)=(0.920m/s^3)t^2
What is the acceleration of the car when υx = 12.8 m/s ?
Express your answer with the appropriate units.
Chapter 2 Solutions
Physics for Scientists and Engineers, Technology Update (No access codes included)
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