The critical angle of incidence in a glass slab surrounded by air (nair = 1) is 44". What will be the critical angle when the glass slab is immersed in a liquid of refractive index v2? O 79.23 O 71.13 O 65.37 O 75.71 O 61.54
The critical angle of incidence in a glass slab surrounded by air (nair = 1) is 44". What will be the critical angle when the glass slab is immersed in a liquid of refractive index v2? O 79.23 O 71.13 O 65.37 O 75.71 O 61.54
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Transcribed Image Text:The critical angle of incidence in a glass slab surrounded by air (nair = 1) is 44".
What will be the critical angle when the glass slab is immersed in a liquid of
refractive index v2?
%3D
O 79.23°
O 71.13°
O 65.37
75.71
61.54
On obioct of height h= +3 cm is placed in front of a concave mirror of focal
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