A sound wave travels from air into water. How does its frequency, speed, and wavelength change as it crosses the boundary?

Question

A sound wave travels from air into water. How does its frequency, speed, and wavelength change as it crosses the boundary? — Exam MCQ

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D. Its frequency remains constant, speed increases, and wavelength increases — Uniform circular motion requires an inward centripetal force that continually changes the direction of velocity and keeps the object on the circular path.

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A. Its frequency increases, speed remains the same, and wavelength decreases

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B. Its frequency decreases, speed decreases, and wavelength increases

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C. Its frequency remains constant, speed decreases, and wavelength decreases

A sound wave travels from air into water. How does its frequency, speed, and wavelength change as it crosses the boundary?

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