?Total Internal ReflectionYou can determine the index of refraction of a substance by
Chapter 1, Problem 51(choose chapter or problem)
Total Internal Reflection
You can determine the index of refraction of a substance by determining its critical angle. (a) What is the index of refraction of a substance that has a critical angle of \(68.4^{\circ}\) when submerged in water? What is the substance, based on Table 1.1? (b) What would the critical angle be for this substance in air?
Text Transcription:
68.4 degrees
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