A car is traveling at 50 mi/h down a highway. What magnitude of acceleration does it need to have to come to a complete stop in a distance of 200 ftft?   Express your answer in miles per hour squared.

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 45P: For the triangle shown in Figure P1.45, what are (a) the length of the unknown side, (b) the tangent...
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A car is traveling at 50 mi/h down a highway.

What magnitude of acceleration does it need to have to come to a complete stop in a distance of 200 ftft?
 
Express your answer in miles per hour squared.
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