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The formation of rainbow in due to the p...

The formation of rainbow in due to the phenomenon of

A

reflection

B

dispersion

C

refraction

D

interference,in which width of the fringe will be slightyly increased.

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
  1. C.V. Raman received Nobel Prize for the discovery of the following phe...

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  2. C.V. Raman received Nobel Prize for the discovery of the following phe...

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  3. The formation of rainbow in due to the phenomenon of

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  4. If red light and violet light rays are of focal length fr adn fv then ...

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  5. A parallel beam of white ligth falls on a convex lens .Images of blue...

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  6. The dispersive powers of the materials of the two lenses are in the r...

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  7. Retina of eye corresponds to which part of camera?

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  8. The ability of eye-lens to adjust its focal length is called……. .

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  9. An astronomical telescope of ten fold angular magnification has a leng...

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  10. The magnifying power of telescope is high,if

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  11. To increse magnifying power of telescope,we sould increase:

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  12. A telescope has focal elngth of objective and eyepiece as 200 cm and 5...

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  13. If size of aperture is decreased,

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  14. The objective with large aperture are used in telescope for

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  15. If in Rmsden's eyepiece,the field lenses have focal lengths f1 and f2 ...

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  16. Huygens' wave theory allows us to know:

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  17. Which of the following does not support the wave nature of light?

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  18. Huygen's wave theory of light could not explain

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  19. Hiygens' concept of secondary waves

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  20. In the ineterference pattern,the energy is

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