For a person with normal hearing, the faintest sound thatcan be heard at a frequency of 400 Hz has a pressure amplitude of about6.0 * 10-5 Pa. Calculate the (a) intensity; (b) sound intensity level;(c) displacement amplitude of this sound wave at 20°C.
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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 20°C.
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