11. A truck covers a distance of 40.0 meters in 8.50 seconds while smoothly slowing down to a speed of 2.80-m/s. (a) What was the initial speed of the truck? (b) What acceleration did the truck undergo while slowing to its final speed? Answers: (a) 6.61 m/s (b) -0.448 m/s²

11. A truck covers a distance of 40.0 meters in 8.50 seconds while smoothly slowing down to a speed of 2.80-m/s. (a) What was the initial speed of the truck? (b) What acceleration did the truck undergo while slowing to its final speed? Answers: (a) 6.61 m/s (b) -0.448 m/s²

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.

Question

11. A truck covers a distance of 40.0 meters in 8.50 seconds while smoothly
slowing down to a speed of 2.80-m/s. (a) What was the initial speed of the truck?
(b) What acceleration did the truck undergo while slowing to its final speed?
Answers: (a) 6.61 m/s (b) -0.448 m/s²

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