When light ray makes an angle of 90°while entering a glass slab from air, it ________________
A. It bends towards the normal
B. Goes away from the normal
C. Goes straight without bending
D. It returns back into water
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When light ray makes an angle of 90°while entering a glass slab from air, it ________________
A. It bends towards the normal
B. Goes away from the normal
C. Goes straight without bending
D. It returns back into water
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Because here angle of incidence is 0 degree so angle of deviation will also be 0 degree...
Hope it helps....:))
When light ray makes an angle of 90°while entering a glass slab from air, it
Goes straight without bending
i.e C]Goes straight without bending