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The equation of a plane progressive wave is given by `y=2cos(100pit-(pix)/(20))` where x and y are in cm and t is in second. The wavelength of the wav

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The equation of a plane progressive wave is given by
`y=2cos(100pit-(pix)/(20))`
where x and y are in cm and t is in second. The wavelength of the wave is
A. 20 cm
B. 100 cm
C. 40 cm
D. `(pi)/(20)` cm
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1 Answer

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Correct Answer - C
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