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In a Young's double-slit experment, the ...

In a Young's double-slit experment, the fringe width is `beta`. If the entire arrangement is now placed inside a liquid of refractive index `mu`, the fringe width will become

A

`beta`

B

`mu``beta`

C

`beta`/`mu`

D

`beta`/`mu^2`

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Knowledge Check

  • In Young’s double slit experiment, the 1 fringe width is beta . If the entire arrangement is now placed inside a liquid of refractive index ti. the fringe width will become

    A
    `mu beta`
    B
    `beta/mu`
    C
    `beta/(mu+1)`
    D
    `beta/(mu -1)`

  • In a Young's double slit experiment, the fringe width is found to be 0.4mm . If the whole apparatus is immersed in water of refractive index 4//3 without disturbing the geometrical arrangement, the new fringe width will be

    A
    (a) `0.30mm`
    B
    (b) `0.40mm`
    C
    (c) `0.53mm`
    D
    (d) `450micron`

  • In the Young’s double slit experiment, for which colour the fringe width is least

    A
    Red
    B
    Green
    C
    Blue
    D
    Yellow

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