Lucite Has an Index of Refraction Of $1.50$ What Is Its Critical Angle If It Is in Is

question 89

Multiple Choice

Lucite has an index of refraction of $1.50$ . What is its critical angle if it is in air?

• A) \(65.2 ^ { \circ }\)
• B) \(15 ^ { \circ }\)
• C) \(41.8 ^ { \circ }\)
• D) \(1.16 ^ { \circ }\)
• E) \(87.4 ^ { \circ }\)

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