The Particle Displacement in a Simple Harmonic Wave Is Given $\pi$

question 30

Multiple Choice

The particle displacement in a simple harmonic wave is given by
y(x, t) = 2 sin 4 $\pi$ (t + x/8) ,
Where the units are SI. A graph of particle displacement as a function of position at
T = 0.5s would include points

• A) A and D
• B) B and D
• C) C and E
• D) B and E
• E) D and F

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