In the case of double refraction of light velocity of ordinary ray is V_0 and the velocity of extraordinary ray is V_e. Then

MHT CET Physics question

In the case of double refraction of light velocity of ordinary ray is and the velocity of extraordinary ray is . Then

Answer: (B)

In positive crystals (e.g. quartz) so , hence (b) is true; in negative crystals (e.g.

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Question ID VK-077074