Multiple Choice
The table lists the index of refraction for various substances at 20 °C for light with a wavelength of 589 nm in a vacuum.Through which substance will light with a vacuum wavelength of 589 nm travel with the greatest speed? 
A) fused quartz
B) crown glass
C) ethyl alcohol
D) carbon tetrachloride
E) crystalline quartz
Correct Answer:
Verified
Correct Answer:
Verified
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