Question: The equation of a standing wave is obtained by adding the displacements of two waves traveling in opposite directions (see figure). Assume that each of

The equation of a standing wave is obtained by adding the displacements of two waves traveling in opposite directions (see figure). Assume that each of the waves has amplitude A, period T, and wavelength Î». The models for two such waves are

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y = A cos 21-) and y, = A cos 27 2nt Y, + y2 = 24 cos 2 cos cos

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