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WorksheetsS3 Survey 2 Revision- Module IV- Part 1 Curves
Total questions: 15
Worksheet time: 9mins
A curve that provides a gradual change in gradient is called vertical curve
True
False
Name the straight segments between the curves
Simple curve
Compound curve
Tangents
Radius of curve
Two or more curves of same or different radii that bend in the same direction
Simple curve
Compound curve
Reverse curve
Transition curve
Following is the property of a reverse curve
Centres of curve on the same side of tangent
Curves bend in the same direction
Centres of curves are on opposite sides of the tangent
Centres will be coinciding
Which type of curve is to be provided to bring about a gradual change in radius of curvature
Simple curve
Transition curve
Vertical curve
Reverse curve
Radius of transition curve varies from -----------at tangent to ------------at circular curve
(R- Radius, ∞ - Infinity, 0 - zero)
0, R
R, ∞
∞, R
R, 0
What is ϕ in the figure
Angle of intersection
Degree of curve
Deflection angle
Internal angle
For a simple circular curve, sum of angle of intersection and deflection angle should be
900
1800
2700
3600
If Δ is the deflection angle of a simple horizontal curve, the angle at the centre of the curve is
Δ
2Δ
Δ/2
1800
What is degree of curvature?
Angle subtended by tangents at their point of intersection
Angle subtended by a 100 ft chord at the centre of curve
Angle subtended by the length of curve at the centre
Angle of intersection
A road is designed with a simple circular curve of radius 400 metres. What is the degree of curvature of the curve
20
40
4.30
5.20
If a simple circular curve is having a radius of 400 metre, what is the length of curve, if the deflection angle is 600?
481m
419m
320m
519m
Point of curvature is
The point where a curve begins
The point where a curve ends
The point of intersection of curves
The centre of curve
A valley curve is a
horizontal curve
Combined curve
Vertical curve
Spiral curve
What is an ideal transition curve for highway curves
Parabola
Cubic
Spiral
Simple circular curve
