Question

A wave is described by y(x,t) = 0.1 sin(3x+ 10t), where xis in meters, yis in centimeters and tis in seconds. The angular wave number is:
A) 0.10 rad/m
B) 3rad/m
C) 10 rad/m
D) 10rad/m
E) 3.0 rad/m

Answer

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