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Write down the equation of a wave travel...

Write down the equation of a wave travelling in the negative direaction along x-axis with an amplitude `0.01 m`, a frequency `550 Hz` and a speed `330 m//s`.

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A, C
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Write down the equation of progressive wave travelling along the negative X-axis and having an amplitude of 0.21m frequency of 225 Hz nd a wavelength of 0.6 m.

Write the equation of a progressive wave propagating along the positive x-direction, whose amplitude is 5cm, frequency 250Hz and velocity 500 m // s.

Knowledge Check

  • The equation of progressive wave travelling a long positive direction of x axis having a amplitude of 0.04 m, frequency 440 Hz and wave velocity 330 m/s, is

    A
    `y = 0.04 sin 2pi (440t - (4x)/(3))`
    B
    `y = 0.04 cos 2pi (440t - (4x)/(3))`
    C
    `y = 0.04 sin 2pi (440t + (4x)/(3))`
    D
    `y = 0.04 cos 2pi (440t + (4x)/(3))`

  • A wave travelling in the negative x-direction having displacement along y-direction 2m, wavelength 2pi m and frequency of 1//pi Hz is represented by

    A
    `y=2 sin (x+2t)`
    B
    `y=2 sin (2 pi x+2pi t)`
    C
    `y=2 sin (10 pi x+20 pi t)`
    D
    `y = 2 sin (2 pi x+2 pi t)`

  • The wave decribed by y=0.25sin(10pix-2pit) . Where x and y are in metre and t is second, is a wave travelling along the Therefore, the wave is travelling along +ve x direction with frequency 1 Hz and wavelength 0.2m

    A
    `-ve` x direction with frequency `1 Hz`
    B
    `+ve` x direction with frequenc `pi Hz` and wavelength `lamda=0.2m`
    C
    `+ve` x direction with frequency `1 Hz` and wavelength `lamda=0.2m`
    D
    `-ve` x direction with amplitude `0.25 m` and wavelength `lamda=0.2m`

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    Write the equation of a stationary wave whose constituting waves have velocity, amplitude and frequency as 150 cm/s, 10 cm and 50 Hz respectively.

    A particle executes S.H.M. with an amplitude 0.5 m and frequency 100 Hz. The maximum speed of the particle will be

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