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Author Question: A ray of light passes from vacuum into a different substance where the speed of light decreases by ... (Read 77 times)

jake

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on: Jul 28, 2018
A ray of light passes from vacuum into a different substance where the speed of light decreases by 20. What is the index of refraction of the substance it is traveling in?
  1.1.25
  2.0.2
  3.0.8
  4.1.2

Question 2

When a beam of white light is refracted through a prism, which of the following colors has the greatest angular deviation from the original direction of the beam?
  1.red
  2.yellow
  3.blue
  4.violet


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jjorrostieta

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

1

Answer to Question 2

4


jake

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

kilada

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Reply 3 on: Yesterday
Wow, this really help

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