12. Apoint monopole source (q = 1 m³/s) pulsates in air at 20°C from 1 to 1000 rad- of the angular frequency. Plot the amplitudes of acoustic pressures (along th angular frequency) calculated respectively at 1 m and 2 m apart from the source (Assume 1.21 K9/m³ as the ambient density)

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12. Apoint monopole source (q = 1 m³/s) pulsates in air at 20°C from 1 to 1000 rad/s
of the angular frequency. Plot the amplitudes of acoustic pressures (along the
angular frequency) calculated respectively at 1 m and 2 m apart from the source.
(Assume 1.21 Kg/m³ as the ambient density)
Transcribed Image Text:12. Apoint monopole source (q = 1 m³/s) pulsates in air at 20°C from 1 to 1000 rad/s of the angular frequency. Plot the amplitudes of acoustic pressures (along the angular frequency) calculated respectively at 1 m and 2 m apart from the source. (Assume 1.21 Kg/m³ as the ambient density)
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