In: Physics
a
curve of radius 68 m is banked for a design speed of 85 km/h. If...
a
curve of radius 68 m is banked for a design speed of 85 km/h. If
the coefficient of static friction is 0.40 (wet pavement), at what
range of speeds can a car safely make the curve? [Hint: Consider
the direction of the friction force when the car goes too slow or
too fast.] EXPRESS answer in km/h