Under which conditions can a rainbow be observed? Distinguish between a primary and a secondary rainbow.

 

Answers (1)

The Rainbow can be observed under the following conditions :

  1. The pressure of water droplets.
  2. Sun must be on the backside of the observer.
  • Primary Rainbow
  • Secondary Rainbow
  • In a primary rainbow, internal reflection takes place once

 

  • In a primary rainbow, Intensity is high
  • In a secondary rainbow, internal reflection takes place twice
  • In the secondary rainbow, the intensity is Low.

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