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An Ambulance Is Generating a Siren Sound at a Frequency

Question 25

Multiple Choice

An ambulance is generating a siren sound at a frequency of 2,400 Hz.The velocity of sound is 345.0 m/s.The observer is traveling at a velocity of 24.00 m/s toward the ambulance and the ambulance is traveling at a velocity of 24.00 m/s away the observer.What is the frequency of the siren perceived by the observer?


A) 2,448 Hz
B) 2,424 Hz
C) 2,400 Hz
D) 2,376 Hz
E) 2,352 Hz

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