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MMLU-Pro / 10341 / The cross section for a 2.0-MeV neutron (a typical energy for a neutron released…

Problem

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question

The cross section for a 2.0-MeV neutron (a typical energy for a neutron released in fission) being absorbed by a U-238 nucleus and producing fission is 0.68 barn. For a pure U-238 sample of thickness 3.2 cm, what is the probability of a 2.0-MeV neutron producing fission?

category

physics

options

  1. 0.8
  2. 0.05
  3. 0.3
  4. 0.2
  5. 0.6
  6. 0.5
  7. 0.1
  8. 0.4
  9. 0.7
  10. 0.9

src

theoremQA-Physics

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