Two polaroids are placed in the path of unpolarized beam of intensity |
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a) |
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b) |
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c) |
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d) |
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Two polaroids are placed in the path of unpolarized beam of intensity |
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a) |
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b) |
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c) |
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d) |
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(a)
Let initial intensity of light is So intensity of light after transmission from first Polaroid
Intensity of light emitted from
Intensity of light transmitted from last Polaroid
In two separate set-ups of the Young’s double slit experiment, fringes of equal width are observed when lights of wavelengths in the ratio 1:2 are used. If the ratio of the slit separation in the two cases is 2 : 1, the ratio of the distances between the plane of the slits and the screen in the two set-ups is |
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a) |
4 : 1 |
b) |
1 : 1 |
c) |
1 : 4 |
d) |
2 : 1 |
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