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The faintest sound the human ear can detect at frequency 1 kHz corresponds to an intensity of about 10-12 W/m2. Determine the pressure amplitude and the maximum displacement associated with this sound assuming the density of the air = 1.3 kg/m3 and velocity of sound in air  = 332 m/s.

How did you get the equation which you applied first
Sep 10, 2019 by Shimil11

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