33.2.2 - Relationship between Flow and Density
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Practice Questions
Test your understanding with targeted questions
Define flow in the context of traffic.
💡 Hint: Think about how traffic is measured.
What is jam density?
💡 Hint: Consider when traffic completely stops.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What parameter represents the volume of vehicles passing a point in a time?
💡 Hint: Consider what traffic often counts.
True or False: Jam density is when vehicles can still move.
💡 Hint: Think of what congestion looks like.
1 more question available
Challenge Problems
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You observe that a freeway has a jam density of 400 vehicles/km and a free-flow speed of 80 km/h. What is the maximum flow on this freeway?
💡 Hint: Use the maximum flow formula discussed in class.
If the maximum flow of a highway is 6000 vehicles/hour and jam density is 300 vehicles/km, what is the free-flow speed?
💡 Hint: Rearrange the maximum flow equation to solve for free-flow speed.
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