A ray of light is incident at the glass water interface at an angle i such that it emerges finally parallel to the surface of

Question

A ray of light is incident at the glass water interface at an angle i such that it emerges finally parallel to the surface of water The refractive index of water is increased by adding some impurity The angle of incidence in glass will Air increase water 2 decrease Glass Question Type Single Correct Type 1 r 3 remains same w 4 3 C

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