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Sound Travel Distance; wavelengths in the distance traveled

The distance between a loudspeaker and the left ear of a listener is 2.70 m.

a.) How long would it take for sound to travel this distance if the air temperature is 20 degrees C.
b.) Assuming that the sound frequency is 523 Hz, how many wavelengths of sound are contained in this distance?

Solution Preview

Please see attached file.

The speed of sound in an ideal gas is given by the relationship (see attached):

? R = the universal gas constant = 8.314 J/mol K,
? T = the ...

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