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When the analyser is rotated to complete...

When the analyser is rotated to complete one rotation, one observes

A

one extinction and two brightness

B

one brightness and two extinctions

C

two extinctions and two brightness

D

no change in the brightness

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The correct Answer is:
C
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NIKITA PUBLICATION-WAVE THEORY OF LIGHT -Multiple Choice Questions
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  2. Light can not be polarised by

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  3. When the analyser is rotated to complete one rotation, one observes

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  4. A polariser in used to

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  5. When the polariser and analyser are in the crossed position the intens...

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  6. Which of the following can not be polarised ?

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  7. Light waves can be polarised as they are

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  8. Polarisation of light proves the -

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  9. Polarisation of light takes place due to many processes. Which of the ...

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  10. The phenomenon which does not takes place in sound waves is

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  11. In the propagation of polarised light waves, the angle between the pla...

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  12. In the propagation of electromagnetic waves the angle between the dire...

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  13. From Brewster's law of polarisation, it follows that the angle of pola...

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  14. When unpolarised light is incident on a plane glass plate at Brewster’...

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  15. The relation between refractive index of the medium and angle of polar...

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  16. The relation between the polarising angle (i(p)) and the refractive in...

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  17. What do you understand by polarization of light ? What are plane of po...

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  18. Refractive index of material is equal to tangent of polarising angle. ...

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  19. In the propagation of electromagnetic waves the angle between the dire...

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  20. An unpolarised light is incident on a surface separating two transpare...

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