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Why does the sun looks red at the time o...

Why does the sun looks red at the time of setting ? Explain on the basis of colloidal properties.

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PUNJAB BOARD PREVIOUS YEAR PAPERS-Dispersion and Prism-EXERCISE
  1. Why does the colour of the sky appear blue?

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  2. Why the rising sun looks to be red, explain ?

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  3. Why does the sun looks red at the time of setting ? Explain on the bas...

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  4. Why does the colour of the sky appear blue?

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  5. State the reason for the following observations recorded from the surf...

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  6. State the reason for the following observations recorded from the surf...

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  7. Why does the sun appear reddish in the morning (as well as in evening)...

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  8. Why does the colour of the sky appear blue?

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  9. Why does the sun looks red at the time of setting ? Explain on the bas...

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  10. What is dispersion of light ? Explain it with a ray diagram. Also expl...

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  11. Why is there no dispersion of light refracted through a rectangular gl...

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  12. Explain why danger signals are made of red colour ?

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  13. Can we observe dispersion of light in a rectangular glassslab? Explain...

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  14. Why does the colour of the sky appear blue?

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  15. Explain refraction of light through a prism and derive relations: mu= ...

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  16. Why does the sun appear reddish in the morning (as well as in evening)...

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  17. Explain refraction of light through a prism and derive relations: mu= ...

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  18. Explain refraction of light through a prism and derive relations: i + ...

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  19. Explain refraction of light through a prism and derive relations: mu= ...

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  20. Explain refraction of light through a prism and derive relations: mu= ...

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