A car initially traveling at 24.3 m/s undergoes a constant negative acceleration of magnitude 1.40 m/s2 after its brakes are applied.
(a) How many revolutions does each tire make before the car comes to a stop, assuming the car does not skid and the tires have radii of 0.330 m?
______ rev
(b) What is the angular speed of the wheels when the car has traveled half the total distance?
______ rad/s