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A clear sheet of polaroid is placed on ...

A clear sheet of polaroid is placed on top of a similar sheet so that axews make an angle of `sin^(-1) (4/5)` with each other. The ratio of intensity of the emergent light to that of polarised light is

A

`16:25`

B

`9:25`

C

`4:5`

D

`8:25`

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The correct Answer is:
B
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TARGET PUBLICATION-WAVE THEORY OF LIGHT -EVALUATION TEST
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  2. A clear sheet of polaroid is placed on top of a similar sheet so that...

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  3. Unpolarised light of internsity 32 Wm^(-2) passes through three polari...

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  15. As a spherical wavefront propagates, the amplitude (a) of a spherical ...

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  16. Assertion: Speed of light in glass is indep[endent of the colour of l...

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  17. Assertion : Stars are often photographed with the help of telescope fi...

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  18. Assertion : If theta is the angle between the planes of transmission ...

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  19. Ordinary light incident on a glass slab at the polarising angle suffer...

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