For a constant value of coefficient of lateral friction, the value of required super-elevation increases with
A. increase in both speed and radius of curve
B. decrease in both speed and radius of curve
C. increase in speed and with decrease in radius of curve
D. decrease in speed and with increase in radius of curve
Answer:D
For a constant value of coefficient of lateral friction, the value of required super-elevation increases with
A. increase in both speed and radius of curve B. decrease in both speed and radius of curve C. increase in speed and with decrease in radius of curve D. decrease in speed and with increase in radius of curve