Prismangle of incience and refelcted

1.	Prismangle of incience and refelcted
Answer» C-uAExplanation:GIVEN that, e=0From SNELL's law, USIN(r2) =sin(e) From the above equation, r2=0As we KNOW, r1+r2=AAs r2=0, r1=AFrom snell's law, usin(r2) =sin(i) usin(A) =sin(i) For very small angles, sin(x) =XSO, i=Au

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Prismangle of incience and refelcted​

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Prismangle of incience and refelcted