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ENC3250 Solutions pg 21

ENC3250 Solutions pg 21 - 5.18 Let RI = refractive index α...

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Unformatted text preview: 5.18 Let RI = refractive index, α = angle of incidence, β = angle of refraction (sin α )/sin β ) = RIair/RIwater = 1.0003/(4/3) = 0.75 sin β = 0.5/0.75 = 0.66; β = 41.8° -21- ...
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