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In Young's Double Slit Experiment the ...

In Young's Double Slit Experiment the distance between the slits and the screen is `1.2 m` and the distance between the two slits is `2.4` mm. If a thin transparent mica sheet of thickness `1 mu m` and `R. I . 1.5` is introduced between one of the interfering beams , the shift in the position of central bright fringer is

A

0.25 mm

B

2 mm

C

0.5 mm

D

0.125mm

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Knowledge Check

  • If the two slits in Young's double slit experiment are of unequal width , then

    A
    the bright fringes will have unequal spacing .
    B
    the bright fringes will have unequal brightness.
    C
    the fringes do not appear .
    D
    the dark fringes are not perfectly dark .

  • In Young's double slit experiment the light emitted from source has lambda = 6.5 xx 10^(-7) m and the distance between the two slits is 1 mm. Distance between the screen and slit is 1 metre. Distance between the screen and slit is 1 metre. Distance between third dark and fifth bright fringes will be :

    A
    `3.2` mm
    B
    `1.63` mm
    C
    `0.585` mm
    D
    `2.31` mm

  • In a Young's double slit experiment, the angular width of a fringe formed on distance screen is 0.1^(@) .The wvae length of light find spacing between the slit.

    A
    `3.4 xx 10^(-6) m`
    B
    `4.3 xx 10^(-4) m`
    C
    `4.3 xx 10^(-6) m`
    D
    `3.4 xx 10^(-4) m`

    • Similar Questions

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    If the distance between the double slit and the screen is doubled and width of the double slit is halved then what will be the new fringe width.

    In the Youngs double slit experiment both the slits are similar. If the length of one of the slits is halved,

    In young's double slit experiment distance between the slits is 0.5 mm. When the screen is kept at a distance of 100 cm from the slits, the distance of ninth bright fring from the centre of the fringe system is 8.835 mm. Find the wavelength of light used.

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