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(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. |
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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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