Nuclear Fission: If a 2

question 7

Multiple Choice

Nuclear fission: If a 2.0-MeV neutron released in a fission reaction loses half of its energy in each moderator collision, how many collisions are needed to reduce its energy to (1/25) eV?

• A) 6
• B) 18
• C) 26
• D) 30
• E) 4

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DABDA

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