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The loudest painless sound produces a pr...

The loudest painless sound produces a pressure amplitude of `28 Nm^2`. Calculate the intensity of this sound wave at S.T.P. Density of air at ST.P.=` 1.3 kg m^(-3)` speed of sound at S.T.P.= 332 m/s.

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To calculate the intensity of the sound wave given the pressure amplitude, density of air, and speed of sound, we can use the formula for intensity \( I \): \[ I = \frac{(P_a)^2}{2 \rho v} \] where: - \( P_a \) is the pressure amplitude, ...
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