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Question
Physics
Incident ray, normal at the point of incidence and refracted ray are always
Q. Incident ray, normal at the point of incidence and refracted ray are always
75
150
Ray Optics and Optical Instruments
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A
mutually perpendicular
22%
B
inclined at acute angles
22%
C
parallel
11%
D
coplanar
45%
Solution:
The incident ray, the refracted ray and the normal to the interface at the point of incidence, all lie in the same plane.