Barton, Edwin H. (Edwin Henry), b. 1858 · London, Macmillan and Co., limited · leaf 48
down denote displacementsto the right and left respectively. The third and fourthlines representing the velocities and accelerations may bededuced from the displacement curve by supposing it tomove to the right, while the fifth line showing the lineardensities may be inferred from either the same… … *,- J he Velocities are all reversed if the Wave travels to the left. Fig. 10.—Longitudinal Progressive Waves. first line which gives actual positions. The Es denoterarefactions, the Cs condensations, the Ns places of normallinear density. We may therefore state the elements of a…
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