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Angle of polarisation for a medium is 60...

Angle of polarisation for a medium is `60^(@)`. Critical angle for this will be

A

`sin^(-1) sqrt(3)`

B

`tan^(-1)sqrt(3)`

C

`cos^(-1)sqrt(3)`

D

`sin^(-1)sqrt((1)/(3))`

Text Solution

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The correct Answer is:
D
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CHHAYA PUBLICATION-DIFFRACTION AND POLARISATION OF LIGHT-EXERCISE (MULTIPLE CHOICE QUESTIONS)
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  9. The Brewster's law in polarisation of light is

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  10. From Brewster's law it follows that the polarising angle depends on

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  12. A ray of light is incident on a glass. The reflected ray gets totally ...

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  13. Angle of polarisation for a medium is 60^(@). Critical angle for this ...

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  14. An unpolarised ray of light is incident on water surface. The incident...

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  15. Critical angle of a medium is sin^(-1)(0.6). The polarising angle for...

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  16. Brewster's angle at glass-air interface is 54.74^(@). If a ray of ligh...

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  17. If mu(O) and mu(E ) be the refractive indices of the crystal for O-ray...

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  18. In double refraction we get two refracted rays, i.e., O-ray and E-ray....

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  19. When a polaroid, placed in the path of light is rotated , the intensit...

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