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If the refractive index of water is 4/3 and that of glass slab is 5/3, then the critical angle of incidence for water-glass interface is
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Correct option is C
μdensersinC=μrarersin90 53sinC=43sin90 sinC=45Similar Questions
A point source of light is placed 4 m below the surface of water of refractive index . The minimum diameter of a disc which should be placed over the source on the surface of water to cut–off all light coming out of water is
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