A sound wave travels in air with frequency 1372 hz assume


A sound wave travels in air with frequency 1372 Hz. (Assume the temperature of the air is 20 degrees C)

a) If we can hear the sound at a level of 25 dB, what is its intensity? (The minimum intensity audible to humar ear is I= 1.0 x 10^-12 W/m^2)

b) What is the wavelength of the wave?

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Physics: A sound wave travels in air with frequency 1372 hz assume
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