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Author Question: A major drawback of some current radioactive material detectors being used by U.S. Customs officers ... (Read 52 times)

jwb375

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on: Aug 24, 2018
A major drawback of some current radioactive material detectors being used by U.S. Customs
  officers are that they
 
  A) cannot detect the energy level of the gamma radiation
  B) cannot detect neutrons
  C) contain scintillation crystals
  D) only a and b

Question 2

The elderly tend to have a more favorable opinion of police than do minority groups.
 
  a. True
  b. False


quynhmickitran

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Reply #1 on: Aug 24, 2018
Answer to Question 1

D

Answer to Question 2

a


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