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## The speed of sound at sea level is normally about 340 m/s. A stationary fire alarm has a frequency of 15,000 Hz. An observer running towards

Question

The speed of sound at sea level is normally about 340 m/s. A stationary fire alarm has a frequency of 15,000 Hz. An observer running towards the fire alarm hears a frequency of 15,300 Hz. What is the velocity of the observer?

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Physics
1 year
2021-09-05T08:18:28+00:00
2021-09-05T08:18:28+00:00 1 Answers
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## Answers ( )

Answer:The velocity of the observer is 6.8 m/s

Explanation:Doppler effect equation is given by the formula:

The velocity of the observer is 6.8 m/s