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CBSE Class 12-science Answered

The refractive index of the denser media is 1.732. Calculate (i) the polarizing angle of medium,(ii)the angle of refraction.
Asked by Topperlearning User | 13 Jun, 2014, 01:30: PM
answered-by-expert Expert Answer

Here n=1.732

 
(i)According to Bewsters law,  tan ip=n
   Therefore polarizing angle ip=tan-1 n
                                           =tan-1(1.732)
                                           =600
 
 (ii) At the polarising angle, the reflected and the refracted ray are perpendicular to each other.
      Therefore angle of refraction r = 90- ip
                                                 =90- 600
                                                 =300
Answered by | 13 Jun, 2014, 03:30: PM
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