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A fission chain reaction in uranium can be developed

A. By increasing the contents of U₂₃₅

B. By slowing down fast neutrons so that U₂₃₅ fission continues by slow neutron

C. Both (A) and (B)

D. None of these

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  1. Which of the following statement is correct regarding the features of a Breeder reactor?
  2. Enriched uranium is one in which
  3. In a fission process, maximum percentage of energy is released as
  4. Moderator in nuclear plants is used to
  5. U235 will undergo fission by
  6. A nuclear unit becoming critical means
  7. The commonly used material for shielding is
  8. In triggering fission, which types of neutrons are more effective?
  9. The fuel needed, with reflector in nuclear power plant, in order to generate sufficient neutrons to…
  10. A fast breeder reactor
  11. A nuclear reactor is said to be critical when the neutron population in the reactor core is
  12. For economical operation of a nuclear plant
  13. A fission chain reaction in uranium can be developed
  14. Boiling water reactor employs
  15. Gas cooled reactor uses following materials as moderator, and coolant
  16. Plutonium (Pu239) is produced
  17. Ideally the neutron flux in reactor should be
  18. A reactor capable of converting a ferrite material into fissile isotopes is called
  19. Reactors designed for propulsion applications are designed for
  20. Pick up the wrong statement
  21. Which is not identical for an atom and an isotope?
  22. Where reactor operation is designed with fast neutrons such as in reactors using highly enriched fuel,…
  23. A nuclear fission produces energy of following order in MeV
  24. Which of the following is more appropriate for a moderator? One which
  25. Hydrogen is preferred as better coolant in comparison to CO₂ because former
  26. One gram of uranium will produce energy equivalent to approximately
  27. A fast breeder reactor uses following as fuel
  28. A moderator
  29. U238 will undergo fission by
  30. In order to have constant chain reaction to produce a constant rate of heat output, the value of ratio…