Two progressive transverse waves are described by : `y_(1) = 3.0 cm sin [(4x-700t)rad]` and `y_(2) = 3.0 cm sin [(4x-700t - pi//3) rad]`.

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Two progressive transverse waves are described by : `y_(1) = 3.0 cm sin [(4x-700t)rad]` and ... wave D. The particle will be oscillating in xy-plane.

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