A sinusoidal wave is explained by the wave function y 025, Ask an Expert

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A sinusoidal wave is explained by the wave function y = 0.25 sin (0.30x 40t) where x and y are in meters and t is in seconds. Decide for this wave (a) the amplitude, (b) the angular frequency, (c) the angular wave number, (d) the wave speed, (e) the wavelength, and (f) the direction of motion.

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