Nanagibson9028 Nanagibson9028

24-11-2021
Physics

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What frequency (in Hz) is received by a person watching an oncoming ambulance moving at 100 km/h and emitting a steady 800 Hz sound from its siren

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Аноним Аноним

24-11-2021

Answer:

Explanation:

Assuming speed of sound is 343 m/s

100 km/h = 28 m/s

f = 800•(343 + 0) / (343 - 28) = 871 Hz

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