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Author Question: As light travels from vacuum (n = 1) to a medium such as glass (n > 1), which of the following ... (Read 89 times)

ETearle

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on: Jul 28, 2018

As light travels from vacuum (n = 1) to a medium such as glass (n > 1), which of the following properties remains the same?
 
   (a) wavelength
   (b) wave speed
   (c) frequency


  1.(a)
  2.(b)
  3.(c)
  4.(b) and (c)
  5.None, all change.

Question 2

A material has an index of refraction that increases continuously from top to bottom. Of the three paths shown in the figure, which path will a light ray follow as it passes through the material?
 


Jadwiga9

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

3

Answer to Question 2



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ETearle

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


Jadwiga9

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


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