Acoustics & Sound For Musicians - Online Book

The Theory Of Sound Which Constitutes The Physical Basis Of The Art Of Music.

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of the tube, which are the origins of the systems of reflected waves, occupy two of these nodes. Deducting them we arrive at this result:—
The number of nodes is one less than the number of the pulse-lengths (or half wave-lengths), which to­gether make up the length of the vibrating tube.
52. We will now ascertain how the portions of the tube between consecutive modes move while the
two systems of waves are simultaneously passing along it. Let A and B, Fig. 35, be the fixed ends, as before, and let us take five nodes at the points 1, 2, 3, 4, 5. In (1), the systems of waves coincide, ac-
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E-Book - An Annotated Compendium of Old Time American Songs by James Alverson III