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Author Question: A Geiger counter placed 1 meter from a point source of radiation registers 100 counts per minute. If ... (Read 20 times)

nummyann

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on: Jul 29, 2018
A Geiger counter placed 1 meter from a point source of radiation registers 100 counts per minute. If the Geiger counter is moved closer, half-way to the source, the counting rate will be
 
  A) 25 counts/min.
  B) 50 counts/min.
  C) 100 counts/min.
  D) 200 counts/min.
  E) 400 counts/min.

Question 2

Which device is used primarily to detect nuclear radiation?
 
  A) synchrotron
  B) linear accelerator
  C) cyclotron
  D) scintillation counter
  E) none of the above


Joc

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

Answer: E

Answer to Question 2

Answer: D


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