sorry but this is my last question. a person has a hearing range from 20hz to 20khz. what are the typical wavelength of sound waves in air corresponding to this two frequencies ? take the speed of sound in air as 344ms square.
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a person has a hearing range from 20hz to 20khz .
the speed of sound in air is 344 m/s
wavelength is 344/20 to 344/20000 [ λ = v/f ]
= 17.2 m to 0.0172 m
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I said no copying answers
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