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The colour of sky is due to...

The colour of sky is due to

A

transmission of light

B

wavelength of scattered light

C

absorption of light by atmospheric gases

D

All of the above

Text Solution

Verified by Experts

The correct Answer is:
D
The blue colour of sky is due to Tyndall effect, i.e. the colloidal articles absorb light, causes to sky be luminous and then scatter light of different wavelengths in all possible directions.
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 19-Paper 1 (Physics & Chemistry)
  1. The correct order of boiling point is

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  2. Which physical property in the alkali metal group increases with atomi...

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  3. The colour of sky is due to

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  4. The standard emf for the cell cell reaction Zn + Cu^(2+) rarr Zn^(2+)...

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  5. What is the equivalent weight of "SnCl"(2) in the following reaction ?...

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  6. What type of crystal defect is indicated in the diagram given below : ...

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  7. Copper is refined by

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  8. Dinitrogen pentoxide (N(2)O(5)), a colourless solid is prepared by

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  9. The shape of "XeOF"(2) on the basis of VSEPR theory is

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  10. All alkyl halides undergo reduction process except

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  11. Mark the correct statement about aldehydes and ketones

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  12. A binary liquid solution is prepared by mixing n-heptane and ethanol. ...

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  13. For which of the following reactions DeltaH is less than DeltaE ?

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  14. In which cell the free energy of a chemical reaction is directly conve...

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  15. For a zero order reaction, the plot of concentration, vs time is line...

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  16. What is the ratio of kinetic energies of 3 g of hydrogen and 4 g of ox...

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  17. The molecular geometry of sulphuric acid is

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  18. Compounds formed when the noble gases get entrapped in the cavities of...

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  19. Which of the following elements involves gradual filling of 5f-level ?

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  20. Oxygen is gas but sulphur is solid because

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