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Author Question: Which produces an interference pattern when directed through two suitably spaced slits? A) light ... (Read 31 times)

clippers!

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on: Jul 29, 2018
Which produces an interference pattern when directed through two suitably spaced slits?
 
  A) light
  B) sound
  C) electrons
  D) all of the above
  E) none of the above

Question 2

The power of a lens is 4.0 diopters. What is the focal length of this lens?
 
  A) 25 cm
  B) 55 cm
  C) 40 cm
  D) 20 cm
  E) 60 cm


Benayers

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

Answer: D

Answer to Question 2

A


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