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A light ray enters a rectangular block of plastic at an angle of 1 = 48.0° and emerges at an angle of 0 = 78.5° as shown in t

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Answer #1

Page No. HULL L I (a) According to Snelli law a n o n, sino ang sink 4 - Ixsin 48 ng sinx [n, 1 for ain] - nosinx = 0.743 ti)

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