Practice Summary - 33.7 | 12. Traffic Stream Models | Transportation Engineering - Vol 2
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define Greenshield’s model.

💡 Hint: Think about the basic equation it represents.

Question 2

Easy

What does jam density refer to?

💡 Hint: Consider the scenario where no vehicles can move.

Practice 3 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the basic assumption of Greenshield’s model?

  • Speed decreases linearly with density
  • Speed increases exponentially with density
  • Flow is constant regardless of density

💡 Hint: Consider how speed behaves as density changes.

Question 2

True or False: Shock waves can only move backward in traffic streams.

  • True
  • False

💡 Hint: Reflect on the movement of vehicles and how obstructions affect flow.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given a free flow speed of 60 km/h and a jam density of 200 vehicles/km, calculate the maximum flow using Greenshield's model.

💡 Hint: Make sure you are following the model's guidelines!

Question 2

Discuss how different traffic behaviors during peak times deviate from simplistic models like Greenshield’s.

💡 Hint: Think about human behavior in traffic.

Challenge and get performance evaluation