physics of sound homework help

Physics
Tutor: None Selected Time limit: 1 Day

In a 80 cm long tube that is open at one end and closed on the other and filled with dry air at 20 degree Celsius, the fifth harmonic has a frequency of ____ Hz.

Oct 14th, 2015

Thank you for the opportunity to help you with your question!

wavelength= 2*length=2*0.8= 1.6 m

velocity of sound in air =340m/s

fifth harmonic freq= 5*v/wavelength= 5*340/1.6

ans= 1062.5 Hz

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Oct 14th, 2015

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