Practice A Straight Bc Deflects 24° Right From A Straight Ab Which Are To Be Joined By A Circular Curve Passing Through A Point P... (2.53)

Practice: A straight BC deflects 24° right from a straight AB which are to be joined by a circular curve passing through a point P...

Lesson 2.53Exercises for Practice

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9 questions

Flashcard drill
2 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 a deflection angle?
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Think about how curvy paths connect.
Question 2.
Define tangent length.
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It relates directly to how far the curve extends from the straight lines.
3Question 3.
What is the formula for calculating tangent length?
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Review the connection with trigonometry.
4Question 4.
True or false: The deflection angle always determines the length of the straight path.
- True
- False
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Think about how angles affect curves differently.
Question 5.
Given a roadway that needs to connect two straight paths with a deflection angle of 30° and a point 150m from the start, derive the necessary tangent length and total curve length assuming a radius of 600m.
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Ensure to convert degrees into radians before calculating.
Question 6.
You have an existing curve that needs adjustment. If the deflection angle is decreased to 18° while keeping the radius constant, how will that affect the tangent lengths and overall curve length?
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Predict how curvature changes influence roadway alignment.

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