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    University Physics
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    Exam 39: Elementary Particle Physics
  5. Question
    How Many Elementary Fermions Are Known to Exist in the Universe
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How Many Elementary Fermions Are Known to Exist in the Universe

Question 41

Question 41

Multiple Choice

How many elementary fermions are known to exist in the universe (not including their anti-particles) ?


A) 1
B) 3
C) 6
D) 10
E) 12

Correct Answer:

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