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A ray of light passes from vacuum into a medium of refractive index µ. The angle of incidence is twice the angle of refraction. Angle of incidence is
detailed solution
Correct option is B
μ=sin isin r⇒μ=sin isini2⇒μ=2sini2cosi2sini2or cosi2=μ2 or i2=cos−1μ2or i=2cos−1μ2Talk 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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