Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Unpolarised light is incident on the boundary between two dielectric media, whose dielectric constants are 2.8 (medium -1 ) and 6.8 (medium -2 ), respectively. To satisfy the condition, so that the reflected and refracted rays are perpendicular to each other, the angle of incidence should be 
the value of 
is_____
(Given for dielectric media, 
)
Text Solution
Verified by ExpertsThe correct answer is:
7
(7)
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