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Chemical Engineering :: Nuclear Power Engineering

Nuclear Power Engineering - Section 1
Nuclear Power Engineering - Section 2
Nuclear Power Engineering - Section 3
Nuclear Power Engineering - Section 4
Nuclear Power Engineering - Section 5

  1. Secondary cooling circuit is a must in molten sodium cooled fast breeder reactor for

    2. A.
    achieving high degree of superheat in the steam.
    B.
    faster heat removal rate from the core.
    C.
    lowering the coolant circulation pressure.
    D.
    avoiding the mixing of water with radioactive sodium, as it may cause explosion.

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  2. The main purpose of control rod in a nuclear reactor is to control the

    3. A.
    chain reaction and hence the power output by regulating the number of secondary neutrons causing fission.
    B.
    emission of hazardous radiation.
    C.
    conversion of fissile material into fertile material.
    D.
    velocity of the secondary neutrons.

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  3. Nuclear power reactor located at Tarapur is of __________ type.

    4. A.
    fast breeder
    B.
    pressurised water
    C.
    boiling water
    D.
    gas cooled

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  4. Which of the following is not an ore of uranium ?

    5. A.
    Pitchblende
    B.
    Kyanite
    C.
    Carnotite
    D.
    Rescolite

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  5. Which one is different for the neutral atoms of the isotopes of an element ?

    6. A.
    Atomic weights
    B.
    Atomic numbers
    C.
    Number of protons
    D.
    Number of electrons

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  6. Which of the following gases has very high neutron capture cross-section, making it unsuitable as a coolant in nuclear reactor?

    7. A.
    N2
    B.
    He
    C.
    CO2
    D.
    H2

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  7. The number of neutrons in the nucleus of Uranium-233 (92U233) is

    8. A.
    141
    B.
    92
    C.
    233
    D.
    325

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  8. The ratio of mass of a neutron to that of an electron is about 1839. What is the ratio of the mass of a proton to that of an electron?

    9. A.
    159
    B.
    1837
    C.
    2537
    D.
    10000

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  9. Pick out the wrong statement.

    10. A.
    The ratio of the density of the 'nucleus' to that of the 'atom' is 1012 .
    B.
    α-particle is identical with a doubly charged helium ion.
    C.
    The mass of deuterium atom is half that of helium atom.
    D.
    Gamma rays are high energy electrons.

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  10. The disintegration rate of a radioactive element

    11. A.
    progressively increases.
    B.
    progressively decreases.
    C.
    remains constant throughout.
    D.
    may increase or decrease depending on the material.

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