When unpolarized light is incident at an angle of 60° on a transparent medium from air. The reflected ray is completely polarized. The angle of
refraction in the medium is
     

(1) 30 degree  

(2) 60 degree 

(3) 90 degree

(4) 45 degree                          

                                                              JEE-2024         

Solution:                
When unpolarized light is incident at an angle of 60° on a transparent medium from air. The reflected ray is completely polarized. The angle of refraction in the medium is (1) 30 degree (2) 60 degree (3) 90 degree (4) 45 degree JEE-2024

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