Mathematics, 25.03.2021 23:50 arnold2619
The wavelength of sound wave is 30 m. The frequency is 7 Hz. What is the wave speed? The wavelength of sound wave is 30 m. The frequency is 7 Hz. What is the wave speed?
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The wavelength of sound wave is 30 m. The frequency is 7 Hz. What is the wave speed?
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