The car is traveling at 48 km/h when the traffic light 90 m ahead turns yellow. The driver 1. takes one second to react before he applies the brakes. (a) After he applies the brakes, what constant rate of 48 km/h deceleration will cause the car 90 m to come to a stop just as it reached the light? (b) How long does it take the car to travel the 90 m?

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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RECTILINEAR MOTION.

Indicate free body diagram and complete solution.

RECILINEAR MOTION:
1.
The car is traveling at 48 km/h when the traffic light 90 m
ahead turns yellow. The driver
takes one second to react
before he applies the brakes.
(a) After he applies the brakes,
what constant rate of
48 km/h
deceleration will cause the car
90 m
to come to a stop just as
it reached the light?
(b) How long does it take the
car to travel the 90 m?
Transcribed Image Text:RECILINEAR MOTION: 1. The car is traveling at 48 km/h when the traffic light 90 m ahead turns yellow. The driver takes one second to react before he applies the brakes. (a) After he applies the brakes, what constant rate of 48 km/h deceleration will cause the car 90 m to come to a stop just as it reached the light? (b) How long does it take the car to travel the 90 m?
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