A Light Ray in Air Is Incident on an Air-To-Glass $\degree$

question 67

Multiple Choice

A light ray in air is incident on an air-to-glass boundary at an angle of 30.0 $\degree$ and is refracted in the glass at an angle of 21.0 $\degree$ with the normal.Find the index of refraction of the glass.

• A)2.13
• B)1.74
• C)1.23
• D)1.40

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