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White light is passed through a dilute s...

White light is passed through a dilute solution of potasssium permagnate.The spectrum produced by the emergent light is

A

band emission spectrum

B

band emission spectrum

C

band absorption spectrum

D

line absorption spectrum.

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
  1. The sky appears blue, because.

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  2. A red piece of paper when illuminated by green light appears:

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  3. White light is passed through a dilute solution of potasssium permagna...

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

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

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

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

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

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

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

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  13. The magnifying power of telescope is high,if

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

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

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  16. If size of aperture is decreased,

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

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

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  19. Huygens' wave theory allows us to know:

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

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