Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 573
period, is termedresonance. The principle is extensively used in musicalinstruments to reinforce the sound. Thus the cords of allstringed instruments are attached to a sounding box withan air cavity, by the aid of which the energy is given outat a more rapid rate. 503. Resonators. — For the purpose… … FlG. 374. THE VIBEATIOXS OF STEIXGS. 563 a a
Physics
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