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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

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  3. Main source of __________ is monazite sand.

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

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

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

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  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

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

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

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  11. Which of the following nuclear materials is fissile ?

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

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

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

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  15. The main ore of uranium is

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

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

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

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  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

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