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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

All Topics  9594

Graphite is used in nuclear reactor as_____________________?
A Insulation lining of the reactor
B Fuel
C Lubricant
D Retarder of neutron velocity
Correct Answer: Retarder of neutron velocity
Which of the following factors is the most important in the site selection for a nuclear power plant ?
A Absence of earthquake prone zone in nearby areas
B Abundant availability of water
C Remotely located from residential areas
D Proximity to fuel source
Correct Answer: Absence of earthquake prone zone in nearby areas
A nuclear reactor can’t be used for_________________?
A The production of radioisotopes
B Supplying intense fields or beams of neutron for scientific experiments
C Marine ship propulsion
D None of these
Correct Answer: None of these
Use of molten metal as a coolant in fast breeder reactor helps in_________________?
A Rapid heat transfer from the core
B Accelerating the reaction rate in the core
C Breeding neutrons
D Accelerating the neutrons
Correct Answer: Rapid heat transfer from the core
Isotopes of an element have the same__________________?
A Number of neutrons
B Mass number
C Electronic configuration
D Atomic weight
Correct Answer: Electronic configuration
Thorium can be converted into U-233 in a _____________ reactor?
A Liquid metal cooled
B Fast breeder
C Thermal
D Swimming pool
Correct Answer: Fast breeder
Number of secondary neutron emitted on fission of an atom of U-235 by slow neutron bombardment is_______________?
A 3
B 235
C 200
D 92
Correct Answer: 3
The decrease in the atomic number is not observed in case of________________?
A Electron capture
B β-emission
C α-emission
D Positron emission
Correct Answer: β-emission
The main purpose of control rod in a nuclear reactor is to control the___________________?
A Chain reaction and hence the power output by regulating the number of secondary neutrons
B Emission of hazardous radiation
C Conversion of fissile material into fertile material
D Velocity of the secondary neutrons
Correct Answer: Chain reaction and hence the power output by regulating the number of secondary neutrons
Radioactive decay of a material involves a _____________ order reaction?
A Third
B Second
C First
D Zero
Correct Answer: First
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