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MCAS Physics Exam Practice

Category - Introductory Physics

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The speed of sound in a particular gas is 900 m/s. A sound wave propagating in this material has a wavelength of 15 m. What is the frequency of this sound?

30 Hz
60 Hz
6,800 Hz
13,500 Hz

Explanation

Answer: B - 60 Hz

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MCAS Physics Exam Practice

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