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The angle of incidence at which reflecte...

The angle of incidence at which reflected light totally polarised for reflection from air to glass (refractive index n), is ......

A

`sin^(-1)(n)`

B

`sin^(-1)((1)/(n))`

C

`tan^(-1)((1)/(n))`

D

`tan^(-1)(n)`

Text Solution

Verified by Experts

The correct Answer is:
D
Using Brewster.s law,
`n= tan I " [:. theta_(p)=i]`
`:. i=tan^(-1)(n)`
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KUMAR PRAKASHAN-WAVE OPTICS-SECTION-D (MULTIPLCE CHOICE QUESTIONS (MCQS)) (MCQS FROM DARPAN BASED ON TEXTBOOK)
  1. When unpolarised light beam is incident from air into glass (n =1.5) a...

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  2. If angle of polarisation of transparent medium is 51^(@), refractive i...

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  3. The angle of incidence at which reflected light totally polarised for ...

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  4. Refractive index of glass is 1.6 and that water is 1.33. Angle of pola...

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  5. At which angle of incidence light reflected fron glass becomes complet...

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  6. Velocity of light in air is 3 xx 10^8 m//s and in glass its velocity i...

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  7. Ray of light is incident on surface of glass plate of absolute refract...

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  8. Equation showing relation between angle of polarisation and refractive...

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  9. When ray of light is incident at 58^(@) glass plate, reflected light i...

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  10. When polaroid is rotated intensity of light increases and decreases bu...

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  11. Critical angle for a medium is sin^(-1) (0.6), then polarization angle...

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  12. Ray of light moving in water incidents on glass plate. Reflected light...

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  13. The angle of polarisation for any medium is 60^(@), what will be the c...

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  14. An unpolarised beam of light of intensity l0 falls on a poloroid. The ...

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  15. The unpolarised light is incident on polarisers placed above the other...

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  16. Ordinary light incident on a glass slab at the polarizing angle suffer...

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  17. A person finds that the sun rays reflected by the still surface of wat...

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  18. Two nicol prisms are oriented with their principal planes making an an...

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  19. Plane polarized light incidents on tourmaline plate. vecE vectors make...

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  20. When light incidents on transparent medium at polarization angle, then...

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