Question 12 (Case Study) - (b) - CBSE Class 12 Sample Paper for 2022 Boards [Term 2] - Physics - Solutions to CBSE Sample Paper - Physics Class 12

Last updated at August 14, 2026 by

A diver at a depth 12 m inside water (a μω = 4/3) sees the sky in a cone of semi- vertical angle

(i) sin -1 4/3

(ii) tan -1 4/3

(iii) sin -1 3/4

(iv) 90°

Answer

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