Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 578
he nodesapproach the center as thebar is bent more and more.B shows that, while theprongs of the fork areswinging back and forth,the bow where the stemis attached is moving upand down, but in an am-plitude so small that contact with the board does not at oncebring it to rest. For use in the lecture… … 568 SONOBOUS BODIES. A rise of temperature diminishes the elasticity of the steel,and has the effect of lowering the pitch of the fork slightly.When the fork is set vibrating by bowing, the discordantovertones are very feeble and evanescent. The form of thewave in this case may be very exactly…
Physics
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