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Author Question: What is the wavelength of a 20-GeV alpha particle? A) 0.25 fm B) 0.063 fm C) ... (Read 13 times)

Capo

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on: Jul 29, 2018
What is the wavelength of a 20-GeV alpha particle?
 
  A)
 
  0.25 fm
  B)
 
  0.063 fm
  C)
 
  0.099 fm
  D)
 
  less than 10-18 m
  E)
 
  0.50 fm

Question 2

A beam of red light and a beam of violet light each deliver the same power on a surface. For which beam is the number of photons hitting the surface per second the greatest?
 
  A)
 
  the red beam
  B)
 
  the violet beam
  C)
 
  The number of photons per second is the same for both beams.
  D)
 
  This cannot be answered without knowing just what the light intensity is.


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IRincones

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

B

Answer to Question 2

A


Capo

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

raenoj

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Reply 3 on: Yesterday
Wow, this really help

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