WAEC Physics 2023 Objective — Question 36
Question 36 of 50 from the West African Examinations Council (WAEC) Physics 2023 Objective paper, with the correct answer and a full explanation.
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In a controlled thermal fission reactor, a nuclide, the use of control rods will not affect the
- A. speed of the neutrons released on fission
- B. rate of production of neutrons
- C. energy generated in the nuclear reactor
- D. amount of radiations produced in the nuclear reactorCorrect
Explanation
Control rods (e.g. boron rods) accelerate, slow down or shut down the nuclear reaction and ensure it takes place at the right speed; they do not directly affect the amount of radiation produced.
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