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if critical angle for material of prism is C and angle of prism is A then there will be no emergent ray whena)Ab)A=2Cc)A>2Cd)A
The correct answer is c as it is the condition of total internal reflection... SO due to total internal reflection no rays will be emerged... Hope U like it
Y not other what is relation between Critical angle and A...pls explain y A>2c ....not other option i know wat is total intrnal reflection but cant link this question
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