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An Ambulance Is Generating a Siren Sound at a Frequency

Question 32

Multiple Choice

An ambulance is generating a siren sound at a frequency of 2,400 Hz.The velocity of sound is 34.0 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 toward the observer.What is the frequency of the siren perceived by the observer?


A) 2,100 Hz
B) 2,250 Hz
C) 2,430 Hz
D) 2,550 Hz
E) 2,759 Hz

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