Solved papers for JEE Main & Advanced AIEEE Solved Paper-2004

done AIEEE Solved Paper-2004 Total Questions - 3

• question_answer1) A light ray is incident perpendicular to one face of a\[90{}^\circ \]prism and is totally internally reflected at the glass-air interface. If the angle of reflection is\[45{}^\circ ,\] we conclude that the refractive index\[n\]is
  A)
  \[n<\frac{1}{\sqrt{2}}\]
  done clear
  B)
         \[n>\sqrt{2}\]   
  done clear
  C)
         \[n>\frac{1}{\sqrt{2}}\]
  done clear
  D)
         \[n<\sqrt{2}\]
  done clear
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• question_answer2) A plano-convex lens of refractive index 1.5 and radius of curvature 30 cm is silvered at the curved surface. Now, this lens has been used to from the image of an object. At what distance from this lens, an object be placed in order to have a real image of the size of the object?
  A)
  20 cm    
  done clear
  B)
                         30 cm                   
  done clear
  C)
  60 cm                   
  done clear
  D)
         80 cm
  done clear
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• question_answer3) The angle of incidence at which reflected light is totally polarized for reflection from air to glass (refractive index\[n\]), is
  A)
  \[{{\sin }^{-1}}(n)\]                        
  done clear
  B)
  \[{{\sin }^{-1}}(1/n)\]    
  done clear
  C)
         \[{{\tan }^{-1}}(1/n)\]   
  done clear
  D)
         \[{{\tan }^{-1}}(n)\]
  done clear
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