51. cylindrical tube diameter d = 20 cm and a length l

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Uploaded: 27.10.2015
Content: fiz050_51.doc (30 kB)

Description

51. cylindrical tube diameter d = 20 cm and a length l = 5 m, filled with dry air, the sound wave propagates average for the period of the intensity I = 50 mW / m2. Find energy of the W sound field enclosed in a tube.

Additional information

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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