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What is a polaroid? Mention some of its ...

What is a polaroid? Mention some of its uses.

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CHHAYA PUBLICATION-DIFFRACTION AND POLARISATION OF LIGHT-SECTION RELATED QUESTIONS
  1. If wavelength of light = lambda, width of aperture = a , then which on...

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  2. The width of a narrow slit is a. Establish the condition of formation ...

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  3. Write down the expression of angular width of central maximum, formed ...

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  4. What is meant by the resolving power of an optical instrument?

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  5. What is limit of resolution?

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  6. What do you understand by resolving power of a microscope? Write down ...

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  7. What do you understand by resolving power of a astronomical telescope?...

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  8. Explain, on the basis of Rayleigh's criterion, how does the resolving ...

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  9. How will be resolving power of a microscope be changed, if -(a) the wa...

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  10. You are given two thin sheets of tourmaline crystal. Explain, how you ...

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  11. Explain in brief: (i) Polariser (ii) Analyser (iii) Optical axis or cr...

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  12. What is the angle of polarisation?

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  13. State and explain Brewster's law

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  14. How is the angle of polarisation related to the refractive index of th...

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  15. Discuss with a suitable diagram the procedure of production of polaris...

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  16. What is double refraction ? Define E -ray and O-ray

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  17. What is the difference between the positive crystal and the negative c...

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  18. What do you mean by optic axis? What are uniaxial and biaxial crystals...

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  19. What is a dichroic crystal? What do you mean by dichroism?

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  20. What is a polaroid? Mention some of its uses.

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