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A wave disturbance in a medium is descri...

A wave disturbance in a medium is described by `y(x, t) = 0.02 cos(50pit + (pi)/(2))cos(10pix)` where `x and y` are in meter and `t` is in second`

A

A displacement node occurs at x =0.15 m.

B

An antinode occurs at x =0.3 m.

C

The wavelength of the wave is 0.2 m.

D

The speed of the wave is 5.0 m/s.

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A, B, C, D
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