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List the colours observed in a spectrum ...

List the colours observed in a spectrum through a prism in the increasing order of their deviation through the prism.

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Red, Orange, Yellow, Green, Blue, Indigo, and Violet.
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ZEN PUBLICATION-THE HUMAN EYE AND THE COLOURFUL WORLD-ZEN ADDITIONAL QUESTIONS SECTION - VERY SHORT ANSWER TYPE QUESTIONS
  1. What is disporsion of light? Mention the colour that bonds the least a...

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  2. Name the colours that constitute white light in the order of increasin...

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  3. List the colours observed in a spectrum through a prism in the increas...

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  4. Light of two colours A and B passes through a prism. A deviates more t...

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  5. Mention one difference between refraction in a prism and a glass slab.

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  6. A glass prism produces a spectrum when white light passes through it b...

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  7. Why is the path of sunlight visible when it passes through the canopy ...

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  8. Why is it dangerous to drive on a foggy day ?

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  9. Name the colours of spectrum which respectively have (a) maximum wavel...

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  10. Why does disperson occur only on refraction and not on reflection ?

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  11. How does the sky appear from the surface of the moon ?

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  12. What is the reason for atmospheric refraction ?

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  13. On what factor does the colour of the scattered light depend ?

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  14. How does atmospheric refraction affect the duration of the day on the ...

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  15. What is the cause of random wavering or flickering of the objects near...

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  16. Name any two phenomena which arise due to scattering of light in the e...

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  17. What would have been the colour of the sky, in the absence of atmosphe...

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  18. Why are the traffic light-signals [or danger signals] of red colour ?

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  19. What is cornea ?

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  20. Mention the function of eye lens.

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