(1) The ray of light should travel in the optically denser medium towards the rarer medium. (ii) The angle of incidence at the refractive surface should be greater than the critical angle for given pair of media. Class 12 Physics ...
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(1) The ray of light should travel in the optically denser medium towards the rarer medium. (ii) The angle of incidence at the refractive surface should be greater than the critical angle for given pair of media. Class 12 Physics ...