Sound in Pipe Standing Wave A mode 4 standing wave has set up in a 60 cm pipe that is open at both ends. The gas in and surrounding the pipe is air with sound velocity of 343 m/s.
Determine the frequency of the standing wave in the pipe.
The air in and surrounding the pipe is replaced by an unknown gas that results in a standing wave of the same frequency but with mode = 6. Determine the sound velocity of this unknown gas.
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