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Author Question: What combination of quarks produces a proton and what are the electric charges on these quarks, ... (Read 159 times)

sarasara

  • Hero Member
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  • Posts: 521
on: Jul 29, 2018
What combination of quarks produces a proton and what are the electric charges on these quarks, expressed in terms of e?
 
  What will be an ideal response?

Question 2

The width of a nuclear state is found to be 10-2 eV. The corresponding lifetime of this state is
 
  A)
 
  10-36 s.
  B)
 
  10-2 s.
  C)
 
  10-4 s.
  D)
 
  4  10-13 s.
  E)
 
  7  10-14 s.


prumorgan

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

uud, with charges +(2/3)e, +(2/3)e, and -(1/3)e

Answer to Question 2

E


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