1.

The refractive index of a liquid is 5/3. A Ray of light travelling in this liquid falls at interface of liquid and air. At what angle of incidence should it fall on liquid-air interface so that it suffers a total internal reflection?

Answer»

The refractive index of a liquid is 5/3. A Ray of light travelling in this liquid falls at interface of liquid and air. At what angle of incidence should it fall on liquid-air interface so that it suffers a total internal reflection?



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