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Light is incident at surface PQ of prism as shown in column I then match the column I with column II (Surrounding medium is air in all cases) |
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Answer» Correct Answer - [(A)P(B)Q(C)RS] (A) `r_(1)=30^(@),r_(2)=70^(@)` c=45^(@)` (B) `r_(1)=30^(@) r_(2)=0^(@)` light emerges normally from surface QR (C) `1xxsin90^(@) = sqrt(2)xxsinr_(1)` `r_(1)=45^(@)` `sqrt(2)xx1/sqrt(2)=1xxsin e` `e= 90^(@)` Light emergies grazing from surface QR |
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