1.

A light ray is incident perpendicularly to one face of a 900prism and is totally internally reflected at the glass-air interface.If the angle of reflection is 450, we conclude that the refractive index 'n' will beDiagram

Answer»

A light ray is incident perpendicularly to one face of a 900prism and is totally internally reflected at the glass-air interface.

If the angle of reflection is 450, we conclude that the refractive index 'n' will be



Diagram



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