Solved: A sound wave travels in air toward the surface of
Chapter 16, Problem 16.143(choose chapter or problem)
A sound wave travels in air toward the surface of a freshwater lake and enters into the water. The frequency of the sound does not change when the sound enters the water. The wavelength of the sound is 2.74 m in the air, and the temperature of both the air and the water is 20 C. What is the wavelength in the water?
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