NEET PhysicsClass 11Displacement relation of a progressive waveEasySingle correct

A wave on a string is described by y(x, t) = 0.05 sin(20x − 400t), with x and y in metres and t in seconds. The speed of the wave is

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A wave on a string is described by y(x, t) = 0.05 sin(20x − 400t), with x and y in metres and t in seconds. The speed of the wave is

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