The equation that gives the particle displacement of a medium in which there is a simple harmonic progressive wave is
Y(x, t) = (2/$\pi$) sin $\pi$(x - 4t),
Where the units are SI. At t = 2 s, the velocity of a particle at x = 10 m is
A) 0
B) 2 m/s
C) 4/$\pi$ m/s
D) 4 m/s
E) 8 m/s

Question

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The Answer of The equation that gives the particle displacement of a medium in which there is a simple harmonic progressive wave is
Y(x, t) = (2/$\pi$) sin $\pi$(x - 4t),
Where the units are SI. At t = 2 s, the velocity of a particle at x = 10 m is
A) 0
B) 2 m/s
C) 4/$\pi$ m/s
D) 4 m/s
E) 8 m/s

The Equation That Gives the Particle Displacement of a Medium π\piπ

The Equation That Gives the Particle Displacement of a Medium $\pi$