A racing bus rounds a corner on a banked bus-racing track. Theradius of curvature of the turn is R and the curve is banked with agrade G. If the coefficient of static friction between the tiresand the road is ĂŽÂĽ, determine the range of speeds at which the buscan take the turn without slipping off the road.
[Answer: √ (?−?)/(1−??) < ? √?? < √ (?+?)/(1+??) ]