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The rainbow formed after or during the r...

The rainbow formed after or during the rain is due to

A

total internal reflection of sunlight by rain drops suspended n air

B

total internal reflection and dispersion of sunlight by the water drops suspended in air

C

interference of light

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B

Total internal reflection and dispersion of sunlight by the water drops suspended in air is the main reason by which rainbow is formed.
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RESONANCE-GEOMETRICAL OPTICS-Exercise
  1. In a compound microscope

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  2. The minimum magnifying power of an astronomical telescope is M. If the...

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  3. The rainbow formed after or during the rain is due to

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  4. Minimum number of prisms required to make a combination which is 'Achr...

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  5. All the listed things below are made of flint glass. Which one of thes...

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  6. An astronomical telescope has large apeture to

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  7. Which of the following is used in optical fibres?

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  8. The image formed by an objective of a compound microscope is

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  9. To get three images of a single object, one should have two plane mirr...

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  10. The angle of incidence at which reflected light is totally polarized f...

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  11. An astronomical telescope has an eyepiece of focal-length 5cm. If the ...

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  12. A ray of light travelling in air is incident at grazing incidence on a...

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  13. A beam of light is converging towards a point I on a screen. A plane g...

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  14. A prism having an apex angle of 4^@ and refractive index of 1.50 is lo...

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  15. In the given figure a plano-concave lens is placed on a paper on which...

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  16. A beam of diameter 'd' is incident on a glass hemisphere as shown in t...

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  17. A light ray I is incident on a plane mirror M.The mirror is rotated in...

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  18. The image (of a real object) formed by a concave mirror is twice the s...

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  19. For the system as shown in the figure, the image formed by the concave...

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  20. In the figure (a) the light is incident at an angle theta (slightly gr...

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