The Critical Angle for Total Internal Reflection Is the

question 42

Multiple Choice

The critical angle for total internal reflection is the

• A) single angle for which transmission through the boundary is zero.
• B) maximum angle of incidence, below which no light is transmitted through the boundary.
• C) minimum angle of incidence, above which no light is transmitted through the boundary.
• D) minimum or maximum angle, depending on which of the indices of refraction is larger.

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