Natural philosophy. including statics, hydrostatics, pneumatics, dynamics, hydrodynamics, the general theory of undulations, the science of sound, the mechanical theory of music, etc. : designed for the use of normal and grammar schools, and the higher classes in common schools (1861)
Sangster, John Herbert, 1831-1904 · Montreal : J. Lovell · leaf 161
places. 356. A rod, like a stretched string, may vibrate eithertransversely, longitudinally, or torsionally, and is subject inits vibrations to the following laws : I. The vibrations are isochronous.II. The transverse vibrations vary in number inversely as the square root of the length of the… … IV. Torsional vibrations of rods, of the same material,vary in number directly as their thickness and in-versely as their lengths. 357. An elastic plate maybe made to vibrate by fasten-ing it in a vice either by the corner or by the centre anddrawing a violin-bow across its edge. 358. In a…
Physics
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