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refraction through a prism
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sindhuri
Posted: Monday, December 31, 2007 10:22:19 AM
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A ray of light incident on one refracting face of an equilateral prism undergoes TIR at the other refracting face and emerges from the base of the prism. If the acute angle between the incident and emergent rays is 600, calculate the ref. index of the material of the prism.
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lokesh1991
Posted: Tuesday, March 02, 2010 5:40:00 PM
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                            condition for tir  A>2Q                                  

1/2>1/u

u=2ans.
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