Physics, 15.04.2020 00:52 cheervolley
The longitudinal displacement of a mass element in a medium as a sound wave passes through it is given by s = sm cos (kx – ωt). Consider a sound wave of frequency 384 Hz and wavelength 0.55 m. If sm = 14 µm, what is the displacement of an element of air located at x = 2.4 m at time t = 6.7 ms?
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