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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

The function of moderators in nuclear reactor is to _________________?
A Slow down the secondary neutrons
B Absorb the secondary neutrons
C Control the chain reaction
D None of these
Correct Answer: Slow down the secondary neutrons
Which of the following undergoes fission reaction easily ?
A U-235
B U-238
C Th-232
D None of these
Correct Answer: U-235
Which of the following may be used to measure the rate of nuclear disintegration ?
A Geiger-Muller Counter
B Cyclotron
C Cold chamber
D Mass spectrograph
Correct Answer: Geiger-Muller Counter
Pressure of CO2 gas (which is a coolant) in the Calder-Hall nuclear reactor is ______________ kgf/cm2?
A 0.2
B 7
C 35
D 50
Correct Answer: 7
Hydrogen bomb employs the nuclear fusion of __________________ ?
A Hydrogen
B Deuterium
C Tritium
D Helium
Correct Answer: Deuterium
Coolant used in a fast breeder reactor is____________________?
A Molten sodium
B Heavy water
C Ordinary water
D Helium
Correct Answer: Molten sodium
Uranium Corporation of India Limited (UCIL) engaged in the mining & concentration of uranium ore is located at_______________?
A Alwaye (in Kerala)
B Jadugoda (in Jharkhand)
C Kalpakkam (in Tamilnadu)
D Gopalpur coast (in Orissa)
Correct Answer: Jadugoda (in Jharkhand)
Which of the following types of nuclear reactors is most prone to radioactive hazards ?
A Pressurised water reactor
B Gas cooled reactor
C Molten sodium cooled reactor
D Boiling water reactor
Correct Answer: Boiling water reactor
A control rod________________?
A Should have small absorption cross-section
B Is generally made of boron, hafnium or cadmium
C Should have large absorption cross-section
D Both B. and C.
Correct Answer: Both B. and C.
The ratio of volume of an atom to that of its nucleus is__________________?
A 1012
B 10-12
C 10-8
D 108
Correct Answer: 1012
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