hroat, and nose form a sort of compound resonancebox which, by automatic change of form and size, reenforcesthe action of the cords. For a more careful study of thissee any good physiology. Vibrating Plate Instruments.—Under this head might beplaced bells, cymbals, tamborines, drums, xylophones,… … Fig. 141. 176 Elements of Physics. Experiment i 19.— Fasten any elastic plate, one of brass, for instance,as in Fig. 141, and sprinkle fine sand evenly over it, then draw a well-resined bow across its edge. A musical note will be produced and thesand will at first dance violently around, but will…
Physics
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