(Answered)-The speed of light in a certain material is 50% of its speed in - (2025 Updated Original AI-Free Solution
Question
- The speed of light in a certain material is 50% of its speed in vacuum. What is the refractive index of this material?
A) 1.5
B) 0.5
C) 6.0
D) 2.0
E) 1.5?108