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Question
A curve whose radius varies from infinity to a certain value is called ________.
A curve whose radius varies from infinity to a certain value is called ________.
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Solution
The correct option is C Transition curve
Transition curve is provided to change the horizontal alignment from straight to circular curve gradually and has a radius which decreases from infinity at the straight end (tangent point) to the desired radius of the circular curve at other end (curve point).
Transition curve is provided to change the horizontal alignment from straight to circular curve gradually and has a radius which decreases from infinity at the straight end (tangent point) to the desired radius of the circular curve at other end (curve point).
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