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Glancing angle theta is equal to (where,...

Glancing angle `theta` is equal to (where, I is angle of incidence and r is angle of refraction )

A

(`90 - r)^(@)`

B

`(180 - i)^(@)`

C

`(90-i)^(@)`

D

`(180-r)^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
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