試題詳解

14. Which statement regarding total internal retlection is not true?
(A) It cannot occur when the incident light is in the medium of lower index of refraction.
(B) Total internal reflection oceurs for rays with their incident angles greater a critical angle.
(C) It explains the phenomenon that the water-to-air interface looks like a mirror when an observer is in water.
(D) It is used in transmission through optical fibers.
(E) The effect is used to realize polarizers.