Question
Asked Dec 6, 2019
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 The vertical displacement of an ocean wave is described by the function, y = A sin(ωt - kx). k is called the wave number (k = 2π/λ) and has a value of k = 19 rad/m. The remaining values are A = 4.5 m and ω = 15.5 rad/s.

What is the wave's velocity in m/s? 

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Expert Answer

Step 1

The vertical displacement of an ocean wave by the function (y),

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y = Asin(at – kx)

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Step 2

The wave number (k),

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k = =19 rad/m

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Step 3

The wavelength (&...

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2 =: 2 = 19 rad/m = 0.331 m

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Physics

Wave Motion

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