Chain Reaction — Prelims Questions

Which of the following statements is INCORRECT regarding a nuclear chain reaction?

In a nuclear reactor, which component is responsible for slowing down fast neutrons to increase the probability of fission?

If the neutron multiplication factor (k) in a nuclear reactor becomes 0.8, what will be the consequence?

Which of the following materials is commonly used as a control rod in nuclear reactors due to its high neutron absorption cross-section?

Approximately how much energy is released per fission event of a Uranium-235 nucleus?

Which of the following is NOT a necessary condition for a self-sustaining nuclear chain reaction?