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Nuclear Power Engineering

Nuclear Power Engineering
75% of a radioactive element decays in 6 hours. Its half life period is __________ hours.

4
43836
3
43894

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Nuclear Power Engineering
One 'amu' is equivalent to

931J
931 eV
9.31 MeV
931 Mev

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Nuclear Power Engineering
Which of the following reactors is operated at high neutron flux and low power level?

Breeder reactor
Research reactor
Heterogeneous reactor
Liquid metal (e.g., molten sodium) cooled reactor

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Nuclear Power Engineering
Use of molten metal as a coolant in fast breeder reactor helps in

Accelerating the reaction rate in the core
Rapid heat transfer from the core
Accelerating the neutrons
Breeding neutrons

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Nuclear Power Engineering
'Light water' used as a coolant in nuclear reactor is nothing but

None of these
Ordinary water
Mildly acidic (pH = 6) water
Mildly alkaline (pH = 8) water

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Nuclear Power Engineering
The 92U238 emits an a-particle. The product is

90U234
90U238
92U236
90U236

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