What is the speed of the wave described by y(x, t) = 3.0 sin(36t + 0.018x + π/4)? - OSCILLATIONS AND WAVES Quiz | GKFix.in

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Question

What is the speed of the wave described by y(x, t) = 3.0 sin(36t + 0.018x + π/4)?

A. 200 cm/s
B. 2000 cm/s
C. 36 cm/s
D. 1800 cm/s