GATE CE 2015 Set 2 — Question 32
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Transportation Engineering → Horizontal & Vertical Alignment → Superelevation
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Question
A superspeedway in New Delhi has among the highest super-elevation rates of any track on the Indian Grand Prix circuit. The track requires drivers to negotiate turns with a radius of and banking. Given this information, the coefficient of side friction required in order to allow a vehicle to travel at along the curve is:
Correct answer
(A) 1.761
Solution
Given:
Radius
Banking angle
Super-elevation
Velocity Using the standard formula for super-elevation and friction:
The closest value among the options is .
Radius
Banking angle
Super-elevation
Velocity Using the standard formula for super-elevation and friction:
The closest value among the options is .
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