An unpolarised light is incident at an interface of two dielectric media having refractive indices of 2 (incident medium) and 2 \sqrt{3} (medium) respectively. To satisfy the condition that reflected and refracted rays are perpendicular to each other, the angle of incidence is \_\_\_\_ [24 jan 2026 Shift 1]

Ray Optics and Optical Instruments Part 3

Section: Physics

Question : 10 of 56

Marks: +1, -0

An unpolarised light is incident at an interface of two dielectric media having refractive indices of 2 (incident medium) and 2√3 (medium) respectively. To satisfy the condition that reflected and refracted rays are perpendicular to each other, the angle of incidence is ____

[24 jan 2026 Shift 1]

45∘
60∘
10∘
30∘

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