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Two coherent sources whose intensity rat...

Two coherent sources whose intensity ratio `81:1` produce interference fringes . Calculate the ratio of intensity of maxima and minima in the fringe system .

Text Solution

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The correct Answer is:
`25 : 16`
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Two coherent sources whose intensity ratio is 81:1 produce interference fringes. Calculate the ratio of intensity of maxima and minima in the fringe systen.

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Knowledge Check

  • Two coherent sources of light of intensity ratio n are employed in an interference experiment. The ratio of the intensities of the maxima and minima in the interference pattern is

    A
    `((n+1)/(n-1))`
    B
    `((n+1)/(n-1))^(2)`
    C
    `((sqrt(n)+1)/(sqrt(n)-1))`
    D
    `((sqrt(n)+1)/(sqrt(n)-1))^(2)`

  • Two coherent sources of intensity ratio 1:4 produce an interference pattern. The fringe visibility will be

    A
    (a) `1`
    B
    (b) `0.8`
    C
    (c) `0.4`
    D
    (d) `0.6`

  • If the amplitude ratio of two sources producing interference is 3 : 5, the ratio of intensities at maxima and minima is

    A
    `25 : 16`
    B
    `5:3`
    C
    `16:1`
    D
    `25:9`

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    Two coherent sources whose intensity ratio is 25:1 produce interference fringes. Calculate the ratio of amplitudes of light waves coming from them.

    Light waves form two coherent source having internsity ration 81:1 produce interference. Then, the ratio of maxima and minima in the interference pattern will be

    The two coherent sources with intensity ratio beta produce interference. The fringe visibility will be

    Two coherent sources of intensity ratio 9:4 produce interference.The intensity ratio of maxima and minima of the interference pattern is

    Two interfering sources have an intensity ratio 16 : 1 . Deduce ratio and ratio of intensity between the maxima and minima in interference pattern.

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