Barton, Edwin H. (Edwin Henry), b. 1858 · London, Macmillan and Co., limited · leaf 87
is obvious thatthis wire will, on rotation, represent a set of stationarywaves. For the amplitudes will all change proportionallyand vanish simultaneously when the wire is viewed edge- 68 SOUND CHAP. II wise. To exhibit these effects to an audience it would beinconvenient to view the wires direct.… … Fig. 22.—Lantern Model for Stationary and Progressive Waves. 42. Analytical Treatment of Stationary Waves.— Let the two systems of oppositely travelling waves berepresented by y = a sin co(t — x/v) and y2 = a sin co(t + xjv) (1). Then the equation of the resultant system of stationarywaves is…
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