An ambulance driver is rushing a patient to the hospital. While traveling at 72 km/h, she notices the traffic light at the upcoming intersections has turned yellow.  To reach the intersection before the light turns red, she must travel 52 m in 2.17 s.    What minimum acceleration must the ambulance have to reach the intersection before the light turns red

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 26P: The Shanghai maglev train connects Longyang Road to Pudong International Airport, a distance of 30...
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An ambulance driver is rushing a patient to the hospital. While traveling at 72 km/h, she notices the traffic light at the upcoming intersections has turned yellow. 

To reach the intersection before the light turns red, she must travel 52 m in 2.17 s. 

 

What minimum acceleration must the ambulance have to reach the intersection before the light turns red?

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