Question: Consider a sound wave in air that has displacement amplitude 0.0200 mm. Calculate the pressure amplitude for frequencies of (a) 150 Hz; (b) 1500 Hz;

Consider a sound wave in air that has displacement amplitude 0.0200 mm. Calculate the pressure amplitude for frequencies of
(a) 150 Hz;
(b) 1500 Hz;
(c) 15,000 Hz. In each case compare the result to the pain threshold, which is 30 Pa.

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