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Author Question: A nucleon is A) a neutron or a proton. B) a nucleus made of neutrons only. C) a ... (Read 140 times)

melina_rosy

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on: Jul 29, 2018
A nucleon is
 
  A)
 
  a neutron or a proton.
  B)
 
  a nucleus made of neutrons only.
  C)
 
  a neutron or proton when in the nucleus.
  D)
 
  a neutron, proton, or positron when in the nucleus.
  E)
 
  a neutron or positron when in the nucleus.

Question 2

An electron undergoes a collision with a proton. In the center of mass system, the energy of the electron is 4000 MeV. What is the energy of the electron in the lab system, where the proton is at rest before the collision?
 
  A)
 
  34 GeV
  B)
 
  37 GeV
  C)
 
  40 GeV
  D)
 
  43 GeV
  E)
 
  46 GeV
  F)
 
  52 GeV


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efwsefaw

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

C

Answer to Question 2

A


melina_rosy

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Reply 2 on: Jul 29, 2018
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
Excellent

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