A driver is traveling 18.0 m/s when she sees a red light ahead. Her car is capable of decelerating at a rate of 3.40 m/s^2 A.) If it takes her 0.420 s to get the brakes on and she is 20.0 m from the intersection when she sees the light, will she be able to stop in time? Answer: No B.)How far from the beginning of the intersection will she be?

Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section: Chapter Questions
Problem 84A
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A driver is traveling 18.0 m/s when she sees a red light ahead. Her car is capable of decelerating at a rate of 3.40 m/s^2

A.) If it takes her 0.420 s to get the brakes on and she is 20.0 m from the intersection when she sees the light, will she be able to stop in time?

Answer: No

B.)How far from the beginning of the intersection will she be?
I know the answer is not 47.64 or 10.21. Please HELP solve for B!
 
 
 
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