A driver applies the brakes on his car reducing its speed from 31.0 m/s to 11.0 m/s in a time 5.0 secs while traveling a distance of 121 m. What is that magnitude of the car's average acceleration during the 5.0 sec period?

College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter2: Motion In One Dimension
Section: Chapter Questions
Problem 4CQ: (a) Can the equations in Table 2.4 be used in a situation where the acceleration varies with time?...
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A driver applies the brakes on his car reducing its speed from 31.0 m/s to 11.0 m/s in a time 5.0 secs while traveling a distance of 121 m. What is that magnitude of the car's average acceleration during the 5.0 sec period?

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