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Hearing the siren of an approaching fire truck, you pull
Chapter 14, Problem 50P(choose chapter or problem)
Problem 50P
Hearing the siren of an approaching fire truck, you pull over to the side of the road and stop. As the truck approaches, you hear a tone of 460 Hz; as the truckrecedes, you hear a tone of 410 Hz. How much time will it take for the truck to get from your position to the fire 5.0 km away, assuming it maintains a constant speed?
Questions & Answers
QUESTION:
Problem 50P
Hearing the siren of an approaching fire truck, you pull over to the side of the road and stop. As the truck approaches, you hear a tone of 460 Hz; as the truckrecedes, you hear a tone of 410 Hz. How much time will it take for the truck to get from your position to the fire 5.0 km away, assuming it maintains a constant speed?
ANSWER:
Step 1 of 5
The frequency heard by the observer is given by,
\(v\) is the speed of the sound, is the speed of the observer and is the speed of the source.