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In interference pattern, using two cohe...

In interference pattern, using two coherent sources of light, the fringe width is …… .

A

directly proportional to wavelength.

B

inversely proportional to square of the wavelength.

C

inversely proprotional to wavelength.

D

directly proportional to square of the wavelength.

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • The intensity ratio of the maxima and minima in an interference pattern produced by two coherent sources of light is 9:1. The intensities of the used light sources are in ratio

    A
    `3:1`
    B
    `4:1`
    C
    `9:1`
    D
    `10:1`

  • As a result of interference of two coherent sources of light, energy is

    A
    Increased
    B
    Redistributed and the distribution does not vary with time
    C
    Decreased
    D
    Redistributed and the distribution changes with time

  • The interference pattern is obtained with two coherent light sources of intensity ratio n. In the interference pattern, the ratio (I_("max" - I_("min"))/(I_("max") + I_("min"))) will be :

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

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