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Rainbow is formed due to combination fo...

Rainbow is formed due to combination fo

A

refraction and sattering

B

refraction and absorption

C

dispersion and total internal reflection

D

dispersion and focussing.

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
  1. The focal length of a coverging lens is measured for violet,green and ...

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  2. If fv and fr are the focal lengths of a convex lens fro violet and red...

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  3. Rainbow is formed due to combination fo

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  4. For relaxed eye,magnifying power of a microscope is

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

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  6. Which one off the following phenomena is not explained by Huygens' con...

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  7. Ratio of intensity of two waves is given by 4:1. Then, ratio of the am...

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  8. How is interference pattern in double slit exp[eriment affected,if a s...

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  9. Interference was observed in interference chamber,when air was present...

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  10. In Young's double silt experiment, the fringe width obtained is 3 mm i...

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  11. In a Young's experiment,two coherent sources are placed 0.9 mm apart a...

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  12. In a Fresnel biprism experiment,the two positions of lens give separat...

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  13. Colours appear on a thin soap film and soap bubbles due to the phenome...

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  14. The frequency of e.m. wave which is best suited to observe a particle ...

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  15. A telescope has an objective lens of 10 cm diameter and is situated at...

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  16. Diameter of human eye lens is 2 mm.What will be the minimum distance b...

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  17. Which one of the following statement is true?

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  18. A ray of light from a rarer medium strikes a denser medium. The reflec...

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  19. Velocity of light in a liquid is 1.5 xx 10^8 ms^(-1) and in air,it is ...

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  20. A ray light is incident on a 60^@ prism at the minimum deviation posit...

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