Half life of a radioactive isotope corresponds to the time required for half of the following to decay

A. Electrons

B. Protons

C. Neutrons

D. Atom

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  1. A fission chain reaction in uranium can be developed by
  2. The most practical fuel for a thermonuclear reactor, both from economical and nuclear consideration…
  3. U238 will undergo fission by
  4. A moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to
  5. Where reactor operation is designed with fast neutrons such as in reactors using highly enriched fuel,…
  6. Solid fuel for nuclear reactions may be fabricated into various small shapes such as
  7. Plutonium is produced
  8. The energy produced by a thermal reactor of same size as a breeder reactor is
  9. Plutonium (Pu₂₃₉) is produced
  10. Superheated steam is generated in following reactor
  11. Which of the following type of pump is used in liquid metal cooled reactor for circulation of liquid…
  12. U235 will undergo fission by
  13. Pressurised water reactor is designed
  14. A power plant giving least running cost of production of electrical power is
  15. Breeder reactors employ liquid metal coolant because it
  16. A nuclear reactor is said to be critical when the neutron population in the reactor core is
  17. Which of the following statement is correct regarding the features of a Breeder reactor?
  18. A pressurised water reactor employs pressurises for the following application
  19. The nuclear radiators produced in a reactor which must be shielded are
  20. Enriched uranium may contain fissionable contents of the order of
  21. The nuclear energy is measured as
  22. The mass number of a substance represents the sum of total number of
  23. The risk of radioactive hazard is greatest in the turbine with following reactor
  24. Hydrogen is preferred as better coolant in comparison to CO₂ because former
  25. A reactor capable of converting a ferrite material into fissile isotopes is called
  26. The most commonly used moderator in nuclear plants is
  27. Effective moderators are those materials which contain
  28. Which of the following nuclear reactor does not need a heat exchanger for generation of steam?
  29. The unit of radioactivity is
  30. The total energy released in fission of U is