A 1200 kilogram car travelling 20 meters per second brakes uniformly to a stop; it takes 7 seconds to come to a stop after the brakes were first applied. What is the average acceleration (actually deceleration) of the car?

A 1200 kilogram car travelling 20 meters per second brakes uniformly to a stop; it takes 7 seconds to come to a stop after the brakes were first applied. What is the average acceleration (actually deceleration) of the car?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter3: Motion Along A Straight Line

Section: Chapter Questions

Problem 9CQ: If you divide the total distance traveled on a car trip (as determined by the odometer) by the...

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –

Question

A 1200 kilogram car travelling 20 meters per
second brakes uniformly to a stop; it takes 7
seconds to come to a stop after the brakes
were first applied. What is the average
acceleration (actually deceleration) of the car?
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