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5. A police car siren emits a frequency of 3900 Hz while driving down the road at a speed of 27.4. What frequency will a person driving a car at 20.7 m in the opposite direction…

5. A police car siren emits a frequency of 3900 Hz while driving down the road at a speed of 27.4. What frequency will a person driving a car at 20.7 m in the opposite direction…
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4 votes
5. A police car siren emits a frequency of 3900 Hz while driving down the road at a speed of 27.4. What frequency will a person

driving a car at 20.7 m in the opposite direction behind the police car hear?
fobs =
Hz

User Brownmike
by
8.4k points

1 Answer

4 votes

Answer:

f = 3900(343 - 20.7) / (343 + 27.4) = 3,394 Hz

User Ramson Tutte
by
7.8k points
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