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1. A ray of light travels from glass (ng-1.52) to air (na-1.0) at θǐ-350. (a) Find the angle of refraction. (b) At what angle of incidence does the light under go the total internal reflection?

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41.130 ャ lno.rw geïlech r reur

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1. A ray of light travels from glass (ng-1.52) to air (na-1.0) at θǐ-350. (a) Find...
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