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The displacement of a particle in a medi...

The displacement of a particle in a medium due to a wave travelling in the `x-`direction through the medium is given by `y = A sin(alphat - betax)`, where `t =` time, and `alpha` and `beta` are constants:

A

The frequency of the wave is `alpha`

B

The frequency of the wave is `alpha//(2pi)`

C

The wavelength is `(2pi//beta)`

D

The velocity of the wave is `alpha/beta`

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B, C, D
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