(a) When and where does a rainbow appear in the sky ? Draw a labelled ray diagram to show its formation.

(a) When and where does a rainbow appear in the sky ? Draw a labelled ray diagram to show its formation.

Solution

(a) It is formed after a rain shower. It is always formed in a direction opposite to that of the Sun. [diagram: Sunlight incident on Raindrop, showing Red and Violet rays emerging]

Asked in: CBSE

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