Ray Optics and Optical Instruments Part 1

Section: Physics

Question : 1 of 100

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A ray of light entering from air into a denser medium of refractive index

, as shown in figure.The light ray suffers total internal reflection at the adjacent surface as shown. The maximum value of angle theta should be equal to :

[25 Jul 2021 Shift 2]

sin−1
√5
4
sin−1
√7
3
sin−1
√5
3
sin−1
√7
4

Validate

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