The velocity of light in a medium is expressed as:
Refractive indices for water, glass, and zirconia are 1.33, 1.5, and 2.16, respectively.
a. How long (in ns) does it take light to travel 1.0 m in vacuum?
b. What distance does light travel in water, glass, cubiczirconia during the time it travels in 1.0m vacuum?
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