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Problem: The speed of light in a material is 0.41  c. What is the critical angle of a light ray at the interface between the material and a vacuum? a) 19° b) 22° c) 17° d) 24°

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The speed of light in a material is 0.41  c. What is the critical angle of a light ray at the interface between the material and a vacuum?

a) 19°

b) 22°

c) 17°

d) 24°

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Our tutors have indicated that to solve this problem you will need to apply the Total Internal Reflection concept. You can view video lessons to learn Total Internal Reflection. Or if you need more Total Internal Reflection practice, you can also practice Total Internal Reflection practice problems.

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Based on our data, we think this problem is relevant for Professor Velissaris' class at UCF.