Tyndall, John, 1820-1893 · London : Longmans, Green · leaf 117
d in the Wellenlehre.It is a subject which will well repay your attention byrendering many of the most difficult phenomena of musicalstrings perfectly intelligible. The connection of both 96 LECTURE III classes of vilDrations will be more obvious if we vary ourlast experiruents. Before you is a… … a a (3) (4) render its motions more visible. Encircling the tube atits centre h (1) by the thumb and fore-finger of my lefthand, and taking the middle of the lower half 6 a of thetube in my right, I pluck it aside. Not only does thelower half swing, but the upper half also is thrown into THE XODES…
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