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Textbook Expert
Textbook ExpertVerified Tutor
2 Nov 2021

Given information

As per the given question ,

Distance to be covered  

Speed of the car,  

Time for which lights remain green is 13 s. 

 

Step-by-step explanation

Step 1.

To determine the time needed to reach third stoplight below formula is used ,

For constant speed: 

 

We will convert the speed from km/h to m/s.

 

Substitute the values and solve for time.

 

As , therefore, the driver would not be able to make it through the three lights without stopping. 

 

 

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Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

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