The most commonly used moderator in nuclear plants is

A. Heavy water

B. Concrete and bricks

C. Graphite and concrete

D. Graphite

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  1. The fast breeder reactor uses the following moderator
  2. A moderator, apart from its high neutron slowing power, and low non-productive neutron, should be
  3. Amongst the following, the fissionable materials are
  4. Each fission of U₂₃₅ produces following number of fast neutrons per fission
  5. Pressurised water reactor is designed
  6. Which of the following nuclear reactor does not need a heat exchanger for generation of steam?
  7. In a thermal power plant, coal from the coal handling plant is moved to the boiler bunker through a
  8. A fast breeder reactor
  9. Boiling water reactor uses the following as moderator, coolant and working fluid
  10. The most practical fuel for a thermonuclear reactor, both from economical and nuclear consideration…
  11. Where reactor operation is designed with fast neutrons such as in reactors using highly enriched fuel,…
  12. The control rods in the control system of nuclear reactors are used to
  13. Which of the following is the primary fuel?
  14. A fission chain reaction in uranium can be developed by
  15. The following present serious difficulty in designing reactor shield
  16. Which of the following statement is correct regarding the features of a Breeder reactor?
  17. Solid fuel for nuclear reactions may be fabricated into various small shapes such as
  18. A nuclear fission is initiated when the critical energy as compared to neutron binding energy of the…
  19. Boiling water reactor employs
  20. The presence of reflector in nuclear power plants results in
  21. Gas cooled reactor uses following materials as moderator, and coolant
  22. Reflector in nuclear power plants _________ neutron leakage.
  23. Uranium has isotopes
  24. The unit of radioactivity is
  25. U235 will undergo fission by
  26. Hydrogen is preferred as better coolant in comparison to CO₂ because former
  27. Plutonium is produced
  28. In natural uranium, the constituents of three naturally occuring isotopes are
  29. The breeding gain in case of thermal breeder reactor as compared to fast breeder reactor is
  30. Isotopes of same elements have