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Chemical Engineering :: Nuclear Power Engineering

  1. The first underground nuclear test was conducted by India at

  2. A.
    Jaisalmer
    B.
    Pokharan
    C.
    Kalpakkam
    D.
    Narora

  3. Main source of __________ is monazite sand.

  4. A.
    uranium
    B.
    polonium
    C.
    hafnium
    D.
    thorium

  5. A radioactive isotope undergoes decay with respect to time following __________ law.

  6. A.
    logarithmic
    B.
    exponential
    C.
    linear
    D.
    inverse square

  7. Atoms of U-238 and U-235 differ in structure by three

  8. A.
    electrons and three protons
    B.
    protons
    C.
    neutrons
    D.
    electrons

  9. Heavy water (D2O) in a nuclear reactor serves as a

  10. A.
    coolant
    B.
    moderator
    C.
    both (a) & (b)
    D.
    neutron absorber

  11. Which of the following nuclear materials is fissile ?

  12. A.
    Uranium-238
    B.
    Thorium-232
    C.
    Plutonium-239
    D.
    None of these

  13. Extraction of uranium from its ore is done using __________ methods.

  14. A.
    electrometallurgical
    B.
    pyrometallurgical
    C.
    chemical
    D.
    physical beneficiation

  15. The main ore of uranium is

  16. A.
    pitchblende
    B.
    monazite sand
    C.
    cassiterite
    D.
    chalcopyrite

  17. Function of control rod in a nuclear reactor is to control

  18. A.
    temperature
    B.
    pressure
    C.
    fuel consumption
    D.
    absorption of neutrons

  19. The ratio of neutrons to protons of an element having a mass number and atomic number of 80 and 40 respectively is

  20. A.
    1
    B.
    0.5
    C.
    2
    D.
    4