A ray of light travelling in a transparent medium of refractive index μ, falls on a surface separating the medium from air at an angle of incidence of 45o . For which of the following value of μ the ray can undergo total internal reflection ?
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Updated on : 2022-09-05
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Correct option is C)
For total internal reflection, sin i > sin c where, i = angle of incidence, C = critical angle