Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 569
cted. In the second class of mouthpieces thevibrations of the pipe are induced by avibrating tongue or reed, which alternatelyopens and closes an aperture in which itis placed. The reed most often used in organpipes, and shown in Fig. 366, is known asThe metal tongue I is slightly curved, sothat it…
Physics
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