Practice Exercises for The Index of Refraction

When answering these questions, you may want to refer to the Table containing indices of refraction.

1.  In which of the two media listed below will light travel more quickly? Try to answer this question without doing any calcuation.
 

 

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2.  What is the speed of light in 
Submit your answer herem/s      (Do NOT hit Enter but click on the Submit button) 
To submit an answer in scientific notation, use E as in 1.43E8

Note:  In an attempt at simplicity, significant figures have not been accounted for in these practice pages.  You should report at three significant digits for this problem.  We apologize for any inconvenience this may cause you.

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3.  The speed of light in a given material is  E08 m/s. What is the material?
 









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