A car with 60 cm diameter tires is traveling at a constant speed of 100 km/hr. What is the angular velocity of the tires in rad/s?

Answer 1

r = .6/2 = .3 meters

v = w r = 100,000m/3600 s = 27.8 m/s
so'
w = 27.8/.3 = 92.6 radians/s