Questions
A ray of light travelling in glass ( =) is incident on a glass air surface at the critical angle. If a thin layer of water ( = 4/3) is now poured on the glass air surface, at what angle will the ray of light emerge into air at the water air surface?
detailed solution
Correct option is D
according to Snell's law μgsin C= μwsin r= μair sin i here sin C =1μg so μgsinC =1 = μair sin i μair =1 sin i=1 i=900Talk to our academic expert!
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A vessel is half filled with a liquid of refractive index μ. The other half of the vessel is filled with an immiscible liquid of refractive index 1.5 μ. The apparent depth of vessel is 50% of the actual depth. The value of μ is
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