Practice Overview (31.1) - Fundamental relations of traffic flow - Transportation Engineering - Vol 2

Practice: Overview

Lesson 31.1Fundamental relations of traffic flow

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is time mean speed?
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Think about speed over time.
Question 2.
Give an example of when space mean speed is used.
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Remember it considers distance.
3Question 3.
What is the formula for time mean speed?
- v = Σv_i / n
- v = n / Σv_i
- v = Σt_i / n
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Remember it summarizes speeds.
4Question 4.
True or False: Space mean speed is always greater than time mean speed.
- True
- False
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Think about the implications of averages.
Question 5.
Given the following traffic data: 4 vehicles traveled at speeds of 30, 40, 50, and 60 km/h. Calculate both time mean speed and space mean speed. Discuss the implications of these speeds in a traffic system.
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Consider averages when dealing with diverse speeds.
Question 6.
A city road shows annual traffic reports suggesting varied speeds due to congestion. Using this data, illustrate how understanding space mean speeds compares with time mean speeds can lead to improved traffic management recommendations.
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Focus on comparing different speeds for better insights.

5 more questions in this section. Enroll free to practise them all.