An ambulance is traveling south at 47 m/s, away from a car that is traveling north at 34.1 m/s. The ambulance driver hears his siren at a frequency of 968 Hz. The velocity of sound is 343 m/s. 47 m/s 34.1 m/s- Ambulance Police What wavelength does a person who is standing between the car and the ambulance detect from the sound of the ambulance's siren? Answer in units of m. Question 15, chap 117, sect 5. part 2 of 2 10 points At what frequency does the driver of the car hear the ambulance's siren? Answer in units of Hz