A car is stopped at a traffic light. It then travels along a straight road so that its distance from the light is given by equation x(t) = At2 – Bt3 , where A = 2.40 m/s2 and B = 0.120 m/s2 . (a) Calculate the average velocity of the car for the time interval t1 = 0s to t2 = 10.0 s (b) Calculate the instantaneous velocity of the car at t = 0s, t = 5.0s and t = 10.0s (c) How long after starting from rest is the car again at rest?

A car is stopped at a traffic light. It then travels along a straight road so that its distance from the light is given by equation x(t) = At2 – Bt3 , where A = 2.40 m/s2 and B = 0.120 m/s2 . (a) Calculate the average velocity of the car for the time interval t1 = 0s to t2 = 10.0 s (b) Calculate the instantaneous velocity of the car at t = 0s, t = 5.0s and t = 10.0s (c) How long after starting from rest is the car again at rest?

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Description: A car is stopped at a traffic light. It then travels along a straight road so that its distance from the light is given by equation x(t) = At2– Bt3, where A = 2.40 m/s2and B = 0.120 m/s2. (a) Calculate the average velocity of the car for the time int

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

Section: Chapter Questions

Problem 6P: The position of a particle moving along the x axis varies in time according to the expression x =...

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