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Physics, 10.08.2021 02:40 f1a4n6ny

A traveling wave along the x-axis is given by the following wave function ψ(x, t) = 4.8 cos(1.2x - 8.2t + 0.54), where x in meter, t in seconds, and ψ in meters. Read off the appropriate quantities for this wave function and find the following characteristics of this plane wave.
What is the frequency in Hertz, the wavelength in meters, the wave speed in meters per second, and the phase constant in radians?

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