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The aeroacoustics of jets

illustration showing air pushed through vocal folds causing them to vibrate

Air pushed through the vocal folds causes them to vibrate and create an unsteady jet that generates sound. The sound is modified as it travels through the throat, nose and tongue and, eventually, leaves the speaker's mouth.

Credit: Daniel J. Bodony, Department of Aerospace Engineering, University of Illinois at Urbana-Champaign

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