For a person with normal hearing, the faintest sound that
Chapter 16, Problem 16.19(choose chapter or problem)
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 * 10-5 Pa. Calculate the (a) intensity; (b) sound intensity level; (c) displacement amplitude of this sound wave at 20C
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