A ray of light is incident at a glass-water interface at an angle of incidence 370. The ray finally emerges from water surface parallel to the surface of water. Then refractive index of glass is tan370=34,μw=43
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Detailed Solution
By Snell’s law μwsinr=1.sin90o ......(1)Also, μgsini=μwsinr ......(2)μgsin37o=1⇒μg.35=1⇒μg=53