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In a stationary wave respresented by y=...

In a stationary wave respresented by `y=2acos(kx)sin(omegat)` the intensity at a certain point is maximum when

A

`cos(kx)` is maximum

B

`cos(kx)` is minimum

C

`sin(omega t)` is maximum

D

`sin (omega t)` is minimum

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The correct Answer is:
A
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Knowledge Check

  • In a stationary wave represented by y = 2a cos kx sin omega t the Intensity at a certain point is maximum when:

    A
    cos kx is maximum
    B
    cos kx is minimum
    C
    `sin omega t` is maximum
    D
    `sin omega t` is minimum

  • 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

  • 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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