Wave OpticsHard

Question

When angle of incidence on a material is 60o, the reflected light is completely polarised. The velocity of the refracted ray inside the material in m/s is :-

Options

A.3 × 108
B.× 108
C.√3 × 108
D.0.5 × 108

Solution

 ∴ μ = tan iP     μ = √3
Since, μ = ; V = = √3 × 108 m/s

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