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GK QUESTION#2922

In a secondary rainbow, the sequence of colors appears:

  1. AReversed in comparison to a primary rainbowCorrect answer
  2. BDependent on the surrounding air moisture
  3. CIdentical to that of a primary rainbow
  4. DIrregular and changes randomly
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Answer

A. Reversed in comparison to a primary rainbow

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Explanation

The secondary rainbow has the reverse colour order of the primary bow. It involves two internal reflections in water droplets, whereas the primary bow involves one. Red is on the inner edge of the secondary bow.

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