Which function represents a stationary wave: y = cos(x) sin(t) + cos(2x) sin(2t)? - OSCILLATIONS AND WAVES Quiz | GKFix.in

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Question

Which function represents a stationary wave: y = cos(x) sin(t) + cos(2x) sin(2t)?

A. It is a travelling wave
B. It is a pulse
C. It is not a wave
D. Yes, it is a stationary wave