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(i) Write the condition under which ligh...

(i) Write the condition under which light source can be said to be coherent.
(ii) Why it is said to have coherent sources to produce an interference pattern ?

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MODERN PUBLICATION-WAVE OPTICAL-Revision Exercises (Short Answer Questions)
  1. In a Young's double slit interference experiment, the ratio of intensi...

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  2. What is the relation between phase difference and path difference ? Th...

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  3. The ratio of amplitude of two waves producing interference pattern is ...

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  4. Explain what is meant by diffraction of light. Describe a simple exper...

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  5. (i) Write the condition under which light source can be said to be coh...

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  6. (a) If one of two identical slits producing interference in Young's ex...

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  7. What is interference ? In Young's double-slit experiment, show that th...

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  8. Fig. shows an experimental set up simillar to Young's double slit expe...

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  9. (a) The ratio of the widths of two slits in Young's double-slit experi...

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  10. In Young's double slit experiment, what is the effect on the interfern...

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  11. For a single slit of width ''a'' the first minimum of the interference...

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  12. (a) Show using a proper diagram how unpolarised light can be linearly...

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  13. What is meant by diffraction of light? Show graphically the relative i...

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  14. (a) Write the factors by which the resolving power of a telescope can ...

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  15. Resolving power of a microscope is

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  16. What will be the ratio of the resolving powers of two convex lenses us...

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  17. State and explain Brewster's law of polarization.

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  18. What is polarisation of light? Explain polarisation by scattering.

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  19. What are polaroids? Give their applications.

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  20. (a) Using the phenomenon of polarisation, show how transverse nature o...

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