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CBSE Class 12 Physics 2023 Outside Delhi Set 2 Paper

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Question : 8
Total: 13
A ray of light of wavelength 600‌nm propagates from air into a medium. If its wavelength in the medium becomes 400‌nm, the refractive index of the medium is
Solution:     👈: Video Solution
‌‌λ‌medium ‌=λ‌air ‌∕µ
Or, 400‌=‌
600
µ
∴ µ‌=‌
600
400
=1.5
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