Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define jam density.
💡 Hint: Consider what happens when traffic is heavily congested.
Question 2
Easy
What does free-flow speed represent?
💡 Hint: Think about how fast you could drive in ideal conditions.
Practice 4 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 jam density?
- A. Maximum speed at free flow
- B. Maximum density of vehicles in traffic
- C. Average flow rate
💡 Hint: Think about the point at which traffic becomes too congested.
Question 2
True or False: Free-flow speed is the speed at which congestion begins.
- True
- False
💡 Hint: Remember what happens in ideal conditions versus congested conditions.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A highway has a jam density of 150 vehicles/km and a free-flow speed of 90 km/h. Calculate the maximum flow.
💡 Hint: Substitute your known values into the maximum flow formula.
Question 2
If the maximum flow on a given section of road is measured at 5000 vehicles/hour, what would be the jam density if the free-flow speed is 70 km/h?
💡 Hint: Make sure to work step by step through the rearrangement.
Challenge and get performance evaluation