Tyndall, John, 1820-1893 · London : Longmans, Green · leaf 194
ars is represented, the number ofvibrations to which each re-sounds being placed above it. What is the physicalmeaning of this very won-derful effect ? To solve thisquestion we must revive ourknowledge of the relationof the motion of the forkitself to the motion of thesonorous wave produced bythe… … Fig. 91.
Sound
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