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Author Question: Diffraction is least when illumination is with A) red light. B) blue light. C) an electron beam ... (Read 105 times)

Marty

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on: Jul 29, 2018
Diffraction is least when illumination is with
 
  A) red light.
  B) blue light.
  C) an electron beam
  D) none of the above

Question 2

For radio reception in city buildings, diffraction is
 
  A) helpful.
  B) a hindrance.
  C) not a factor.


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cegalasso

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A


Marty

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Reply 2 on: Jul 29, 2018
Excellent

rachel

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Reply 3 on: Yesterday
:D TYSM

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