If the velocity of sound in air is 344 metre per second calculate the frequency of that sound of wavelength 0.85 M is it audible?
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340m/s = 0.85m * fqHz
fq = 340/0.85 = 400Hz
so it will be audible
**Note**
m = meters
s = second
Hz = Hertz
wv = wavelength
fq = frequency
** Hope it helps **
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