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A moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to

A. Slow down the speed of fast moving neutrons

B. Control the reaction

C. Reduce the temperature

D. Extracts heat from nuclear reaction

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  1. Natural uranium is made up of
  2. The most practical fuel for a thermonuclear reactor, both from economical and nuclear consideration…
  3. Artificial radioactive isotopes find application in
  4. Which of the following is the heaviest?
  5. The efficiency of a nuclear power plant in comparison to conventional and nuclear consideration is
  6. Reflector in nuclear power plants _________ neutron leakage.
  7. The commonly used material for shielding is
  8. Effective moderators are those materials which contain
  9. The risk of radioactive hazard is greatest in the turbine with following reactor
  10. Gas cooled reactor uses following materials as moderator, and coolant
  11. Where reactor operation is designed with fast neutrons such as in reactors using highly enriched fuel,…
  12. A boiling water reactor uses following as fuel
  13. The energy required to be applied to a radioactive nucleus for the emission of a neutron is
  14. The efficiency of a nuclear power plant in comparison to a conventional thermal power plant is
  15. The control rods in the control system of nuclear reactors are used to
  16. Isotopes of same elements have
  17. The unit of radioactivity is
  18. Ferrite material is
  19. In order to have constant chain reaction to produce a constant rate of heat output, the value of ratio…
  20. The most commonly used moderator in nuclear plants is
  21. Plutonium is produced
  22. Pick up the wrong statement
  23. The fast breeder reactor uses the following moderator
  24. Which of the following is the primary fuel?
  25. In natural uranium, the constituents of three naturally occuring isotopes are
  26. Each fission of U₂₃₅ produces on the average _________ fast neutrons as a product…
  27. The following present serious difficulty in designing reactor shield
  28. Which of the following are ferrite materials?
  29. A fission chain reaction in uranium can be developed by
  30. U238 will undergo fission by