Liquid metal (e.g, . molten sodium) is preferred as a coolant in case of a/an __________ reactor.
Coolant used in a boiling water reactor is
Biological shield is provided in a nuclear power reactor to protect the __________ from radiation damage.
of a radioactive element decays in 6 hours. Its half life period is __________ hours.
Nuclear power plant is not located at
Pick out the wrong statement.
Out of the following places, heavy water plant is not located at
Pick out the correct statement.
Quantity of fissionable material (i.e. U-in natural uranium is __________ percent.
A thermal nuclear reactor compared to a fast breeder reactor
The atomic mass of an element is fractional, because
Heavy water is used as a moderator in a
Water is a better coolant than a gas (like CO2, He, N2 etc.), because it
Which of the following nuclear reactors is the most efficient thermodynamically while operating between the same temperature and pressure limits of the reactor ?
A heterogeneous reactor is the one, in which the moderator and the
Which of the following is a fuel for a fusion reactor (thermonuclear reactor) ?
Net efficiency of ordinary light water cooled nuclear reactor is about __________ percent.
Unit of radioactivity is
One 'amu' is equivalent to
Uranium ore is mined & concentrated in India at
Nuclear power generation capacity in India is
__________ gas is normally not used as a coolant in a nuclear reactor, because of its high neutron capture cross-section.
Radioactivity of an isotope is expressed in
The sum of masses of two nuclei produced in nuclear fission compared to the mass of original nucleus is
Which of the following reactors is operated at high neutron flux and low power level ?
Which of the following undergoes fission reaction easily ?
Which of the following factors is the most important in the site selection for a nuclear power plant ?
Heavy water plant is not located at
Uranium percentage in monazite sand is about
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