Friday
March 27, 2015

Homework Help: physics

Posted by Erika on Wednesday, April 24, 2013 at 1:10pm.

A sound wave has a frequency of 686 Hz in air and a wavelength of 0.50 m. What is the temperature of the air?
-Find wavelengths for 20 hz:
-Find wavelengths for 20,000hz:

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