Single Answer MCQ
Q-00019564
What is the value of the refractive index of a medium if the speed of light in vacuum is 3 × 10^8 m/s and in the medium it is 2 × 10^8 m/s?
1
1.5
2
0.67
3
1.0
4
0.5
Answer and Solution
Answer
A. 1.5
Solution:
The refractive index is calculated as (3 × 10^8) / (2 × 10^8) = 1.5.
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