jee-main 2004 Q66

jee-main · India Not Maths
The angle of incidence at which reflected light is totally polarized for reflection from air to glass (refractive index $n$), is
(1) $\sin ^ { - 1 } ( n )$
(2) $\sin ^ { - 1 } ( 1 / n )$
(3) $\tan ^ { - 1 } ( 1 / n )$
(4) $\tan ^ { - 1 } ( n )$ 
The angle of incidence at which reflected light is totally polarized for reflection from air to glass (refractive index $n$), is\\
(1) $\sin ^ { - 1 } ( n )$\\
(2) $\sin ^ { - 1 } ( 1 / n )$\\
(3) $\tan ^ { - 1 } ( 1 / n )$\\
(4) $\tan ^ { - 1 } ( n )$
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