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For a person with normal hearing, the fa...

For a person with normal hearing, the faintest sound that can be heard at a frequency of `400 Hz` has a pressure amplitude of about `6.0 xx 10^(-5)` Pa . Calculate the corresponding intensity and sound intensity lavel at `20^(@) C`. (Assume `upsilon = 330 m//s` and `rho _(air) = 1.29 kg //m^(3)`).

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For a person with normal hearing, the faintest sound that can be at a frequency of 400 Hz has pressure amplitude of about 6.0 xx 10^(-5) Pa . Calculate the corresponding intensity in W//m^(2) . Take speed of sound in air as 344 m//s and density of air 1.2 kg//m^(3) .

For a person with normal hearing, the faintest sound that can be at a frequency of 400 Hz has pressure amplitude of about 6.0 xx 10^(-5) Pa . Calculate the corresponding intensity in W//m^(2) . Take speed of sound in air as 344 m//s and density of air 1.2 kg//m^(3) .

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