If a Reflected Ray in Air at an Angle of Reflection

question 21

Multiple Choice

If a reflected ray in air at an angle of reflection of 60° is totally polarized, what is the index of refraction of the reflecting material?

• A) 1.50
• B) 2.00
• C) 1.73
• D) 1.15
• E) this angle is not possible for an incident ray in air

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