A prism has refracting angle of 300 and it is made of glass of refractive index
. At what angle should a light ray be incident on a face of prism such that it passes normally through the other face?
A prism has refracting angle of 300 and it is made of glass of refractive index . At what angle should a light ray be incident on a face of prism such that it passes normally through the other face?
Option 1 -
300
Option 2 -
600
Option 3 -
450
Option 4 -
900
-
1 Answer
-
Correct Option - 3
Detailed Solution:
For normal emergence
From Snell’s Law
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