O
ONeal S
Guest
...traveling...(Please Help)? (part 1 of 2)
An ambulance is traveling South at
47.7 m/s, away from a car that is traveling
North at 32.8 m/s. The ambulance driver
hears his siren at a frequency of 562 Hz.
Velocity of sound vsound = 343 m/s .
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.
(part 2 of 2)
At what frequency does the driver of the car
hear the ambulance’s siren? Answer in units
of Hz.
An ambulance is traveling South at
47.7 m/s, away from a car that is traveling
North at 32.8 m/s. The ambulance driver
hears his siren at a frequency of 562 Hz.
Velocity of sound vsound = 343 m/s .
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.
(part 2 of 2)
At what frequency does the driver of the car
hear the ambulance’s siren? Answer in units
of Hz.