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The equation of the progressive wave is ...

The equation of the progressive wave is `Y=3sin[x (frac(t)(3)-frac(x)(5))+frac(pi)(4)]` where x and Y are in metre and time in second. Which of the following is correct?

A

velocity, `v = 1.5 m//s`

B

amplitude, A = 3 cm

C

frequency, f = 0.2 Hz

D

wavelength, `lambda=10 m`

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