Exam-style question
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Which component is essential for controlling a chain reaction in a nuclear reactor?.
- A.Control rods
- B.Neutron moderators
- C.Fuel rods
- D.Cooling systems
Model answer
What a good answer should say
- Control rods
Explanation
Why this works
Control rods absorb excess neutrons, thereby regulating the rate of the chain reaction in a nuclear reactor. This prevents the reaction from becoming uncontrolled.
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