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Mention colours of primary rainbow....

Mention colours of primary rainbow.

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KUMAR PRAKASHAN-RAY OPTICS AND OPTICAL INSTRUMENTS-SECTION - A (TRY YOURSELF)
  1. By combination of which processes, rainbow is formed ?

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  2. Can rainbow be seen in noon time?

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  3. Mention colours of primary rainbow.

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  4. Which is the upper most colour in secondary rainbow ?

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  5. Why the intensity of light is low in secondary rainbow?

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  6. What is scattering of light ? And on which doe the scattering depend ?

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  7. On which does the scattering of light depend ?

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  8. What is rayleigh scattering?

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  9. Give name of natural optical instrument.

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  10. What is simple microscope ? Obtain the equation of magnification for t...

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  11. Write equation of magnification for simple microscope when image is fo...

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  12. Mention maximum magnification of simple microscope.

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  13. What is objective and eye-piece lens ?

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  14. What is tube lenght of compound microscope ?

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  15. What is telescope ? Discuss the types of telescopes that are used in g...

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  16. Obtain the equation of magnification for compound microscope.

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  17. What is tube length of telescope ?

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  18. In which type of telescope, extra pair of inverting lens is available ...

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  19. On which does capacity of convergence of light depend ?

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  20. What is diameter of objective used in astronomical telescope in presen...

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