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A nuclear unit becoming critical means

A. It is generating power to rated capacity

B. It is capable of generating much more than rated capacity

C. There is danger of nuclear spread

D. Chain reaction that causes automatic splitting of the fuel nuclei has been established

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  1. U233 is produced
  2. Solid fuel for nuclear reactions may be fabricated into various small shapes such as
  3. The efficiency of a nuclear power plant in comparison to a conventional thermal power plant is
  4. The control rods in the control system of nuclear reactors are used to
  5. Reactors designed for propulsion applications are designed for
  6. A moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to
  7. The unit of radioactivity is
  8. Pick up the wrong statement fast breeder reactors
  9. Which of the following are ferrite materials?
  10. Which of the following particles is the lightest?
  11. For economical operation of a nuclear plant
  12. U238 will undergo fission by
  13. Each fission of U₂₃₅ produces on the average _________ fast neutrons as a product…
  14. Which of the following type of pump is used in liquid metal cooled reactor for circulation of liquid…
  15. Which is not identical for an atom and an isotope?
  16. A fast breeder reactor uses following as fuel
  17. Hydrogen is preferred as better coolant in comparison to CO₂ because former
  18. Fast breeder reactor uses
  19. The process by which a heavy nucleus is spitted into two light nuclei is known as
  20. The function of control rods in nuclear plants is to
  21. The risk of radioactive hazard is greatest in the turbine with following reactor
  22. The presence of reflector in nuclear power plants results in
  23. The nuclear radiators produced in a reactor which must be shielded are
  24. The coolant used in boiling water reactor is
  25. The size of the reactor is said to be critical when
  26. Reflector in nuclear power plants _________ neutron leakage.
  27. In a fission process, maximum percentage of energy is released as
  28. Pick up the wrong statement
  29. Which of the following is more appropriate for a moderator? One which
  30. Natural uranium is made up of