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Two coherent sources of intensity ratio `beta` interfere, then `(I_(max)-I_(min))/(I_(max)+I_(min))` is

A

`(beta)/(1 + beta)`

B

`(2 sqrt(beta))/(1 + beta)`

C

`(2 sqrt(beta))/(1 + sqrt(beta))`

D

`(2 beta )/( 1 + sqrt(beta))`

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Knowledge Check

  • Two coherent sources of intensity ratio beta^2 interfere. Then, the value of (I_(max)- I_(min))//(I_(max)+I_(min)) is

    A
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    B
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    C
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    D
    None of these

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    A
    `2sqrt((alpha)/(1+alpha))`
    B
    `(2sqrt(alpha))/(1+alpha)`
    C
    `(1+alpha)/(2sqrt(alpha))`
    D
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  • Two doherent sources of intensity ratio alpha interfere in interference pattern (I_(max)-I_(min))/(I_(max)+I_(min)) is equal to

    A
    `(2alpha)/(1+alpha)`
    B
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