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Power Plant Engineering MCQ Questions & Answers | Mechanical Engineering

Learn Power Plant Engineering MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Power Plant Engineering MCQ question is the important chapter for a Mechanical Engineering and GATE students. Page-5 section-1

Each section contains 100 MCQs on Power Plant Engineering .
41
Which of the following nuclear reactor does not need a heat exchanger for generation of steam?
Discuss
Answer & Solution
Answer: Option D
Solution:
Boiling water nuclear reactor does not need a heat exchanger for generation of steam.
42
Which of the following is more appropriate for a moderator? One which
Discuss
Answer & Solution
Answer: Option A
Solution:
moderator is a medium that reduces the speed of fast neutrons, thereby turning them into thermal neutrons capable of sustaining a nuclear chain reaction involving uranium-235 or a similar fissile nuclide
43
Which of the following are ferrite materials?
Discuss
Answer & Solution
Answer: Option B
Solution:
Uranium is ferrite material
Uranium is a chemical element with symbol U and atomic number 92. It is a silvery-grey metal in the actinide series of the periodic table. A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons.
44
A moderator, apart from its high neutron slowing power, and low non-productive neutron, should be
Discuss
Answer & Solution
Answer: Option D
Solution:
A moderator, apart from its high neutron slowing power, and low non-productive neutron, should be Stable under nuclear radiation and Corrosion resistant and Good thermal conductor
45
For economical operation of a nuclear plant
Discuss
Answer & Solution
Answer: Option A
Solution:
For economical operation of a nuclear plant used fuel should be reprocessed.
Fuel, operational and maintenance costs are relatively small components of the total cost.
46
The mass number of a substance represents the sum of total number of
Discuss
Answer & Solution
Answer: Option D
Solution:
The mass number of a substance represents the sum of total number of Protons and neutrons in a nucleus
47
A boiling water reactor uses following as fuel
Discuss
Answer & Solution
Answer: Option A
Solution:
A boiling water reactor uses Enriched uranium as fuel
48
A fast breeder reactor uses following as fuel
Discuss
Answer & Solution
Answer: Option D
Solution:
A fast breeder reactor uses U235 as fuel.
49
Superheated steam is generated in following reactor
Discuss
Answer & Solution
Answer: Option B
Solution:
A gas-cooled reactor (GCR) is a nuclear reactor that uses graphite as a neutron moderator and carbon dioxide as coolant.
Superheated steam is generated in gas-cooled reactor
50
The risk of radioactive hazard is greatest in the turbine with following reactor
Discuss
Answer & Solution
Answer: Option B
Solution:
The risk of radioactive hazard is greatest in the turbine with Boiling water reactor