Question
Question 5 of 15 Suppose light travels 1 .5 times faster in a vacuum than it does in glass. What is the index of refraction for glass? Express your answer as a decimal. __
Answer
4.2
(246 Votes)
Malcolm
Elite · Tutor for 8 years
Answer
1.5
Explanation
The index of refraction (n) is calculated by dividing the speed of light in a vacuum (c) by the speed of light in the medium (v). Given that light travels 1.5 times faster in a vacuum than in glass, the index of refraction for glass can be calculated as n = c/v = 1.5.