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Nuclear Power Engineering
Comments
Question
Thorium can be converted into U-233 in a __________ reactor.
Options
A. liquid metal cooled
B. fast breeder
C. thermal
D. swimming pool
Correct Answer
fast breeder
Nuclear Power Engineering problems
Search Results
1. Thermal shield is used in high powered nuclear reactors to
Options
A. protect the walls of the reactor from radiation damage.
B. absorb the fast neutrons.
C. slow down the secondary neutrons.
D. protect the fuel element from coming in contact with the coolant.
Show Answer
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Discuss
Correct Answer: protect the walls of the reactor from radiation damage.
2. The half life period of a radioactive element depends on its
Options
A. temperature
B. pressure
C. amount
D. none of these
Show Answer
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Discuss
Correct Answer: none of these
3. __________ have the same mass number, but different nuclear charge.
Options
A. Isotopes
B. Isobars
C. Isotones
D. none of these
Show Answer
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Discuss
Correct Answer: Isobars
4. A fertile material is the one, which can be
Options
A. converted into fissile material on absorption of neutron.
B. fissioned by slow (thermal) neutrons.
C. fissioned by fast neutrons.
D. fissioned by either slow or fast neutrons.
Show Answer
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Discuss
Correct Answer: converted into fissile material on absorption of neutron.
5. Nuclear fuel complex, Hyderabad is engaged in the job of
Options
A. manufacture of nuclear fuel elements/assemblies .
B. processing of uranium ore.
C. treatment of spent fuel.
D. none of these.
Show Answer
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Discuss
Correct Answer: manufacture of nuclear fuel elements/assemblies .
6. Which one is different for the neutral atoms of the isotopes of an element?
Options
A. Atomic weights
B. Atomic numbers
C. Number of protons
D. Number of electrons
Show Answer
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Discuss
Correct Answer: Atomic weights
7. How many atoms are present in one gm-atom of an element?
Options
A. 2 x 10
23
B. 6 x 10
23
C. 6 x 10
32
D. 5 x 10
5
Show Answer
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Discuss
Correct Answer: 6 x 10
23
8. Graphite is used in nuclear reactor as
Options
A. insulation lining of the reactor.
B. fuel.
C. lubricant.
D. retarder of neutron velocity.
Show Answer
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Correct Answer: retarder of neutron velocity.
9. The most commonly used nuclear fuel in boiling water reactor is
Options
A. enriched uranium
B. natural uranium
C. plutonium
D. monazite sand
Show Answer
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Correct Answer: enriched uranium
10. If 4 gm of a radioisotope has a half life period of 10 days, the half life of 2 gm of the same istotope will be __________ days.
Options
A. 5
B. 10
C. 20
D. 30
Show Answer
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Discuss
Correct Answer: 10
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