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A plane progressive wave propagating al...

A plane progressive wave propagating along positive x-axis is

A

`y=A sin ( omega t + kx)`

B

`y=A sin ( omega t - kx )`

C

`y=A sin (omega t - ky)`

D

`y=A sin omega t sin kx `

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • The amplitude of a wave disturbance propagating along positive X-axis is given by =1/(1+x^(2)) at t=0 and y=1/[1+(x-2)^(2)] at t=4 s where x and y are in metre. The shape of wave diturbance does not change with time. The velocity of the wave is

    A
    `0.5 m//s`
    B
    `1 m//s`
    C
    `2 cm/s`
    D
    `4 m//s`

  • If at t = 0 , a travelling wave pulse on a string is described by the function. y = (6)/(x^(2) + 3) What will be the waves function representing the pulse at time t , if the pulse is propagating along positive x-axis with speed 4m//s ?

    A
    `y=(6)/(x+4t)^(2) +3`
    B
    `y=(6)/(x - 4t)^(2) +3`
    C
    `y =(6)/(x - t)^(2)`
    D
    `y =(6)/(x - t)^(2)+12`

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