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A ray of light is incident at an angle of on one face of a prism of angle . The ray emerging out of the prism makes an angle of with the incident ray. The emergent ray is
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a
Normal to the face through which it emerges
b
Inclined at 300 to the face through which it emerges
c
Inclined at 600 to the face through which it emerges
d
Inclined at 900 to the normal at face through which it emerges
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Correct option is A
A+δ=i+e⇒e=A+δ−i=30+30−60=0°Similar Questions
Which of the following colours suffers maximum deviation in a prism
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