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If ip is the polarizing angle, then the ...

If `i_p` is the polarizing angle, then the refractive index (n) of the reflecting material is given by

A

(A) `sin i_p`

B

(B) `(sin i_p)/(cosi_p)`

C

(C) `cos i_p`

D

(D) `cot i_p`

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