Published by:
CGP EDU Academic Team
Published on: August 13, 2026
A light ray is incident on a glass slab of thickness 
and refractive index 
. The angle of incidence is equal to the critical angle for the glass slab with air. The lateral displacement of ray after passing through glass slab is ______ 
.
(Given 
)
Text Solution
Verified by ExpertsThe correct answer is:
2
(2)
and according to snell's law
Lateral displacement 
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