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Author Question: If both 30-GeV electrons and 30-GeV protons are used to probe the nucleus, which has the shorter ... (Read 29 times)

joe

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on: Jul 29, 2018
If both 30-GeV electrons and 30-GeV protons are used to probe the nucleus, which has the shorter wavelength?
 
  A)
 
  They are the same.
  B)
 
  the electrons
  C)
 
  the protons
  D)
 
  It depends on the nucleus probed.
  E)
 
  They are never the same.

Question 2

A convex lens has focal length f. An object is placed at 2f on the axis. The image formed is located
 
  A)
 
  between 2f and infinity.
  B)
 
  at 2f.
  C)
 
  between f and 2f.
  D)
 
  at f.


johnpizzaz

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

C

Answer to Question 2

B


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