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Author Question: A laser beam strikes a plane reflecting surface with an angle of incidence of 37. What is the angle ... (Read 140 times)

corkyiscool3328

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on: Jul 27, 2018
A laser beam strikes a plane reflecting surface with an angle of incidence of 37. What is the angle between the incident ray and the reflected ray?
 
  What will be an ideal response?

Question 2

A soap film is being viewed in white light. As the film becomes very much thinner than the wavelength of blue light, the film
 
  A) appears black because it reflects no visible light.
  B) appears blue since all other colors are transmitted.
  C) appears white because it reflects all wavelengths of visible light.
  D) appears red since all other colors are transmitted.


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sarahccccc

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

74.

Answer to Question 2

A


corkyiscool3328

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Reply #2 on: Jul 27, 2018
TY


sarahccccc

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Reply #3 on: Jul 27, 2018
You're welcome


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