3 years ago

What is the pressure amplitude for the threshold of human hearing?

2 answers:

5 0

The pressure amplitude for the threshold of human hearing is" RMS sound pressure of 20 micropascals, corresponding to a sound intensity of 0.98 pW/m2 at 1 atmosphere and 25 °C"

Korolek [52]3 years ago

4 0

The answer is B,

1.0 x 10^-12 watts/meter^2

Source: http://hyperphysics.phy-astr.gsu.edu/hbase/Sound/intens.html

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