Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 463
e effects produced when theintermittent beam is allowed to fall on solid bodies. A sort of ear-trumpet(fig. 424) was used by Mercadier, consisting of a movable piece ab fittingover cd, so that plates L of various materials could be experimented upon.The other end / was fitted with a flexible tube… … Fir- 423 transverse vibrations of the plate, for neither the pitch nor the quality of thenote was altered when the thickness and nature of the plate were changed(284), nor was it altered when the plate was slit. The best effects were ob-tained when the diaphragm was of thin metal foil coated with…
Physics
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