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Chemical Engineering :: Nuclear Power Engineering

  1. Fast breeder reactors are most usable in India, because of our largest __________ deposits.

  2. A.
    thorium
    B.
    plutonium
    C.
    uranium
    D.
    none of these

  3. In the nuclear reaction, 93N239 94Pu239 + ?; the missing particle is a/an

  4. A.
    electron
    B.
    proton
    C.
    neutron
    D.
    position

  5. "Critical mass" is the minimum mass of nuclear fissile material required for the

  6. A.
    sustainment of chain reaction.
    B.
    power generation on commercial scale.
    C.
    economic power generation.
    D.
    none of these.

  7. Critical energy should be __________ the neutron binding energy of the atom in order to initiate a nuclear fission.

  8. A.
    equal to
    B.
    less than
    C.
    more than
    D.
    either more or less

  9. The main ore of thorium is

  10. A.
    pitchblende
    B.
    monazite sand
    C.
    limonite
    D.
    galena

  11. Unit of radioactivity is

  12. A.
    barn
    B.
    fermi
    C.
    angstrom
    D.
    curie

  13. Coolant present in the primary circuit of a pressurised water reactor is high pressure

  14. A.
    sub cooled water
    B.
    saturated water
    C.
    superheated steam
    D.
    saturated steam

  15. First experimental observation of nuclear fission was done by

  16. A.
    Plane
    B.
    Rutherford
    C.
    Fermi
    D.
    Hahn and Strassman

  17. U-235 content in enriched uranium, that is normally used in power reactors (e.g., at Tarapur atomic power plant), is about __________ percent.

  18. A.
    85
    B.
    50
    C.
    3
    D.
    97

  19. Bhabha Atomic Research Centre (BARC) located at Trombay (near Bombay) has

  20. A.
    five operating research reactors (namely Apsara, Cirus Zerelina, Purnima and Dhurva).
    B.
    a 420 MW nuclear power plant.
    C.
    a very large capacity (100 tons/yr) heavy water plant.
    D.
    all (a), (b) and (c).