# Physics

posted by
**Ed** on
.

A car initially traveling at 33.4 m/s undergoes a constant negative acceleration of magnitude 1.80 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