1.

(i) Why do parallel rays of different colours deviate differently while passing through a glass prism? (ii) Name any two phenomenon associated with the formation of a rainbow.

Answer»

Solution :(i) Parallel rays of different COLOURS DEVIATE differently while passing through a glass PRISM because ANGLE of refraction of different colours are different hence there is difference in refractive index.
(ii) (a) TOTAL Internal reflection, (b) Refraction.


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