Carhart, Henry S. (Henry Smith), 1844-1920 · Boston : Allyn and Bacon · leaf 212
ectricity along a wire instead of throughthe air. Every elastic body has its own rate of vibration, depending upon its coefficient of elasticity, its density, and itsdimensions. A mass of confined or enclosed air has itsown period of vibration. Hold a common A tuning-forkover the mouth of a tall… … PHYSICAL THEORY OF MUSIC. 201 in the jar diminishes the sound. If forks of different pitchare tried, each one will be found to have its own length ofair column which will reenforce its sound. This increasein the volume of sound, due to the synchronous vibrationof another body, usually a mass…
Physics
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