The skid marks made by an automobile indicate that its brakes were fully applied for a distance of 160ft before it came to a stop. Suppose that the car in question has a constant deceleration of 20ft/sec² under the conditions of the skid. How fast was the car traveling when its brakes were first applied?
The skid marks made by an automobile indicate that its brakes were fully applied for a distance of 160ft before it came to a stop. Suppose that the car in question has a constant deceleration of 20ft/sec² under the conditions of the skid. How fast was the car traveling when its brakes were first applied?
Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter8: Areas Of Polygons And Circles
Section8.4: Cicumference And Area Of A Cicle
Problem 45E: The diameter of a carousel merry-go-round is 30ft. At full speed, it makes a complete revolution in...
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