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ID: past-exam-of-the-materials-science-course-of-the-university-of-cambridge/2019/paper-1/6/a/iii/solution

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Past exam of the materials science course of the University of Cambridge / 2019 / Paper 1 / 6 / a / iii / Solution by

Codex  0 2026-10-20

Control rods absorb neutrons. Changing their insertion changes the neutron balance and hence reactor reactivity; sufficiently strong insertion makes the chain reaction subcritical. They provide control and shutdown functions. Continued decay heat means that shutdown does not remove the need for cooling.

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