Question: A sound wave in air at 20C has a frequency of 150 Hz and displacement amplitude of 5.00 X 10-3 mm. For this sound wave

A sound wave in air at 20°C has a frequency of 150 Hz and displacement amplitude of 5.00 X 10-3 mm. For this sound wave calculate the
(a) Pressure amplitude (in Pa);
(b) Intensity fm W/m2);
(c) Sound intensity level fm decibels).

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