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Author Question: An optical fiber with index of refraction 1.60 is clad in a material of index 1.30 . What is the ... (Read 115 times)

BrownTown3

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on: Jul 28, 2018
An optical fiber with index of refraction 1.60 is clad in a material of index 1.30 . What is the ratio of the maximum time to the minimum time for light signals to travel down a given length of this fiber?
 a. 1.60
  c. 1.23
  b. 1.30
  d. 1.95

Question 2

An optical fiber is made with core material of index of refraction 1.6 . The fiber is clad with a material of index 1.2 . What is the speed of light traveling along the central axis of this fiber?
 a. 2.5  108 m/s
  c. 2.0  108 m/s
  b. 1.9  108 m/s
  d. 3.0  108 m/s


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pallen55

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

B


BrownTown3

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Reply #2 on: Jul 28, 2018
Thank you!


pallen55

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Reply #3 on: Jul 28, 2018
Always glad to help...


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