On a circular curve, the rate of super-elevation is e. While negotiating the curve a vehicle comes to a stop. It is seen that the stopped vehicle does not slide inwards (in the radial direction). The coefficient of side friction is f. Which of the following is true:

On a circular curve, the rate of super-elevation is e. While negotiati

1.	On a circular curve, the rate of super-elevation is e. While negotiating the curve a vehicle comes to a stop. It is seen that the stopped vehicle does not slide inwards (in the radial direction). The coefficient of side friction is f. Which of the following is true:
A.	e ≤ f
B.	f < e < 2f
C.	e ≥ 2f
D.	None of the above
Answer» B. f < e < 2f