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If A is angle of prism ,D is angle of deviation, angle i is the angle of incidence and e is the angle of emergence, then what is the correct relation between them? 1(i)A+D >i +e (ii) A+D =i+e (iii) A+e = D+i (iv) A+e < D+i |
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Answer» ONG>ANSWER: A+D= i+e |
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