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Physics, 07.04.2020 18:57 lisamccray45

A 524-Hz longitudinal wave in air has a speed of 345 m/s. (a) What is the wavelength? (b) How much time is required for the phase to change by 90° at a given point in space? (c) At a particular instant, what is the phase difference (in degrees) between two points 4.4 cm apart?

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A 524-Hz longitudinal wave in air has a speed of 345 m/s. (a) What is the wavelength? (b) How much t...

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