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April 26, 2015

Homework Help: College Physics!!!

Posted by Steph on Monday, October 6, 2008 at 10:07pm.

A truck on a straight road starts from rest accelerating at 2.0 m/s2 until it reaches a speed of 20 m/s. Then the truck travels for 20 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.0 s. What is the average velocity of the truck for the motion described?

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