The Speed of Light in a Material Is 2 $\times$ 10⁸ m/s

question 49

Multiple Choice

The speed of light in a material is 2.35 $\times$ 10⁸ m/s. What is the index of refraction of this material?

• A) 1.28
• B) 0.783
• C) 2.35
• D) 0.294

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