A man is running through the park at a speed of 6.8 m/s away from a police car that is traveling 23.8 m/s in the opposite direction. T

Question

A man is running through the park at a speed of 6.8 m/s away from a police car that is
traveling 23.8 m/s in the opposite direction. The siren has a frequency of 1,675 Hz.
What will be the frequency of the pitch heard by the runner?

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Lệ Thu 1 year 2021-07-17T03:40:52+00:00 1 Answers 4 views 0

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  1. thachthao
    0
    2021-07-17T03:42:37+00:00
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    Answer:

    A certain police car’s siren emits at a predominant frequency of 1800 Hz. … at a speed of 30 m/s? … frequency would an observer (at rest) measure if this siren were moving away … a stationary observer: 343 m/s. 1800 Hz. 343 m/s 30 m/s. 1973 Hz

    Explanation:

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