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.Management Sciences
Category: Nuclear Power Plants
Reflector in nuclear plants is used to________________?
A. return the neutrons back into the core
B. shield the radioactivity completely
C. check polllution
D. conserve energy
E. is not used
A pressurised water reactor employs pressuriser for the following application________________?
A. to maintain constant pressure in primary circuit under varying load
B. to Supply high pressure steam
C. to increase pressure of water in primary circut
D. to provide subcooled water at high pressure
E. all of the above
The nuclear power plant at Tarapur has the following reactor________________?
A. fast breeder
B. pressurised water
C. boiling water
D. sodium graphite
E. none of the above
Which of the following is more appropriate for a moderator. One which_________________?
A. does not absorb neutrons
B. absorbs neutrons
C. accelerates neutrons
D. eats up neutrons
E. regenerates neutrons
In fast breeder reactors___________________?
A. any type of moderator can be used
B. graphite is used as the moderator
C. heavy water is used as the moderator
D. moderator may or may not be used
E. moderator is dispensed with
Which of the following type of pump is used in liquid metal cooled reactor for circulation of liquid metal_________________?
A. centrifugal
B. axial
C. reciprocation
D. electromagnetic
E. diaphragm
The most commonly used moderator in nuclear plants is___________________?
A. heavy water
B. concrete and bricks
C. graphite and concrete
D. deutrium
E. graphite
The most practical fuel for a thermo-nuclear reactor, both from econocical and nuclear consideration is____________________?
A. plutonium
B. uranium
C. deuterium
D. thorium
E. lithium
Which is not identical for an atom and an isotope_________________?
A. mass number
B. atomic number
C. chemical properties
D. position in periodic table
E. all of the above
The process by which a heavy nucleus is splitted into two light nuclei is known as_________________?
A. splitting
B. fission
C. fusion
D. disintegration
E. chain reaction
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