Civil Engineering > GATE 2017 SET-1 > Transportation Engineering
A super-elevation e is provided on a circular horizontal curve such that a vehicle can be stopped on the curve without sliding. Assuming a design speed v and maximum coefficient of side friction fmax which one of the following criteria should be satisfied?
A
e ≤ fmax
B
e > fmax
C
no limit on e can be set
D
e = (1 - (fmax)2) / fmax

Correct : a

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