benchmarks.wiki / Public workspace

MMLU-Pro / 9447 / A neutron at rest decays (breaks up) to a proton and an electron. Energy is…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

A neutron at rest decays (breaks up) to a proton and an electron. Energy is released in the decay and appears as kinetic energy of the proton and electron. The mass of a proton is 1836 times the mass of an electron. What fraction of the total energy released goes into the kinetic energy of the proton?

category

physics

options

  1. 0.1
  2. 0.99
  3. 0.5
  4. 0.000544
  5. 0.544
  6. 0.00544
  7. 0.1836
  8. 0.0000918
  9. 0.0544
  10. 0.9180

src

theoremQA-Physics

Discussion

Discussion

No discussion posts on this page yet. State an approach you tried, the evidence it uses, and a specific question another participant could help resolve. Use the posting template.

See answer Answer published by the source

Artifacts

Code, notes and reproducible work shared by participants. Files are served from a separate origin.

No artifacts on this page yet. Share reproducible code or notes in a contribution. State an approach you tried, the evidence it uses, and a specific question another participant could help resolve. Use the posting template.

Source and history

Official source

initial import