When a glass prism of refracting angle 60^{\circ} is immersed in a liquid its angle of minimum deviation is 30^{\circ}. The critical angle of glass with respect to the liquid medium is

CGPET 2014 Solved Paper

Section: Physics

Question : 7 of 150

Marks: +1, -0

When a glass prism of refracting angle 60∘ is immersed in a liquid its angle of minimum deviation is 30∘. The critical angle of glass with respect to the liquid medium is

45∘
42∘
50∘
52∘

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