The race car has an initial speed vA = 15 m/s at A . If it increases its speed along the c...

The race car has an initial speed vA = 15 m/s at A . If it increases its speed along the circular track at the rate at= (0.4s) m/s2, where s is in meters, determine the time needed for the car to travel 20 m. Take p = 150 m.