Question

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A ray of light falls normally on a rectangular glass slab.
Draw a ray diagram showing the path of the ray till it emerges out of the slab.


guys I need answer with the diagram no need of explanation

SPAMMERS AND NOT ALLOWED​

Answer 1

When a ray of light falls normally on the rectangular glass slab then

the ray would not suffer deviation  because

The light ray would travel in straight line and goes deviated

angle of incidence=angle of emergent = 0°

Answer 2

Answer:

∠i = Angle ofincidence= 0° ,∠e = Angle of emergence = 0°

Explanation:

A ray of light falls normally on the surface of a transparent glass slab.