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Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this process
- a)The neutrons are made fast
- b)The protons are made fast
- c)The neutrons are made slow
- d)The protons are made slow
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Carbon or Graphite rods are used in atomic reactors as moderators for ...
Moderators like carbon and Graphite are used for slowing down the neutrons from fission have very high speeds and must be slowed greatly by “moderation” to maintain the chain reaction.
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Carbon or Graphite rods are used in atomic reactors as moderators for ...
Neutron Moderation in Nuclear Reactors
Neutron moderation is a crucial process in nuclear reactors to sustain a controlled chain reaction. Carbon or graphite rods are used as moderators in atomic reactors to slow down the fast neutrons produced during nuclear fission.
Key Points:
- Neutrons are made slow: The fast neutrons produced during the fission process need to be slowed down in order to efficiently interact with the fuel (such as Uranium-235) and sustain the nuclear chain reaction.
- Role of Moderators: Carbon or graphite rods act as moderators by slowing down the fast neutrons through elastic collisions. When a fast neutron collides with the atoms in the moderator material, it loses energy and slows down.
- Importance of Slow Neutrons: Slow neutrons are more likely to be captured by the fuel nuclei, causing nuclear fission to occur and release more neutrons. This process helps maintain a self-sustaining chain reaction within the reactor.
- Control and Safety: By adjusting the position of the carbon or graphite rods within the reactor core, the rate of neutron moderation can be controlled. This control mechanism is essential for managing the reactor power output and ensuring safety.
In conclusion, the use of carbon or graphite rods as moderators in nuclear reactors aims to slow down the fast neutrons produced during fission, allowing for a sustained chain reaction and efficient energy generation.
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Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer?
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Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer? for Defence 2025 is part of Defence preparation. The Question and answers have been prepared according to the Defence exam syllabus. Information about Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Defence 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer?.
Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer? for Defence 2025 is part of Defence preparation. The Question and answers have been prepared according to the Defence exam syllabus. Information about Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Defence 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer?.
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Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer?, a detailed solution for Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer? has been provided alongside types of Carbon or Graphite rods are used in atomic reactors as moderators for sustained nuclear chain reaction through nuclear fission process. In this processa)The neutrons are made fastb)The protons are made fastc)The neutrons are made slowd)The protons are made slowCorrect answer is option 'C'. Can you explain this answer? theory, EduRev gives you an
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