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2. Curves
This section
Practice test
12 questions on this section. Wrong answers show you what to read again.
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Revision test
Mixed questions from across the chapter. Your answers get marked.
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Flashcard drill
4 cards from this lesson. Good the night before a test.
Try these first
- 1.
Define horizontal curve.
Hint
Think about how it relates to direction changes.
- 2.
What is super-elevation?
Hint
Consider how vehicles turn on a bend.
- 3.
What is a horizontal curve?
- A curve in the vertical plane
- A curve in the horizontal plane
- A linear path
Hint
Remember the use of curves in turning.
- 4.
True or False: Super-elevation helps to stabilize vehicles on curves.
- True
- False
Hint
Consider vehicle dynamics.
- 5.
A road requires a transition curve of 50m before reaching a circular curve of radius 150m. Calculate the necessary super-elevation if the design speed is 60 km/h.
Hint
Consider centrifugal force and how vehicles behave on curves.
- 6.
Identify the implications of inadequate super-elevation on a high-speed rail line.
Hint
Think about physics involved in vehicle movement.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
2 more questions available
Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting