In a stationary wave represented by `y = a sin omegat cos kx`, amplitude of the component progerssive wave is
In a stationary wave represented by `y = a sin omegat cos kx`, amplitude of the component progerssive wave is
A. `(a)/(2)`
B. `a`
C. `2a`
D. None of these
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Correct Answer - A
`y = a sin omegat cos Kx`
`y = (1)/(2) (2a sin omegat cos Kx)`
`:.` Amplitude of component wave is `(a)/(2)`
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