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Author Question: A beam of light (f = 5 1014 Hz) enters a piece of glass (n = 1.5). What is the frequency of the ... (Read 360 times)

arivle123

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on: Jul 27, 2018
A beam of light (f = 5  1014 Hz) enters a piece of glass (n = 1.5). What is the frequency of the light while it is in the glass?
 
  A) 5  1014 Hz
  B) 7.5  1014 Hz
  C) 3.33  1014 Hz
  D) 5  1013 Hz
  E) 7.5  1013 Hz

Question 2

What happens to the total relativistic energy of a speedy proton when its relativistic mass doubles?
 
  A) It doubles.
  B) It more than doubles.
  C) It less than doubles.
  D) It must increase, but it is impossible to say by how much.


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nyrave

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Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

A


arivle123

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


nyrave

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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