CBSE Class 12 Physics 2017 Outside Delhi Set 1 Paper

Question : 3 of 26

Marks: +1, -0

How does the angle of minimum deviation of a glass prism vary, if the incident violet light is replaced by red light? Give reason.

Solution:

(i) Decreases
(ii)

n_{\;\text "Violet "\;}>n_{\;\text "Red "\;}

(Also accept if the student writes

λ_V< λ_R

)

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