A car is negotiating a curved road of radius R. The road is banked at angle `theta`. The coefficeint of friction between the tyres of the car and the road is `mu_(s)`. The maximum safe velocity on this road is

A car is negotisting a curved road of radius R . The road is banked at an angle theta. The coefficient of friction between the tyres of the car and the road is mu_(s) . The maximum safe velocity on this road is:

A car negotating a curved road of radius R. The road is banked at an angle theta . The coefficient of friction between the tyres of the car and the road is mu_0 . The maximum safe velocityb on this road is: