The Critical Angle for Total Internal Reflection Is A

question 24

Multiple Choice

The critical angle for total internal reflection is a:

• A) is a single angle for which transmission through the boundary is zero
• B) a 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) may be either a minimum or a maximum angle,depending on which of the indices of refraction is larger

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