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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

Water gas constitutes mainly of __________________?
A CO & H2
B CO & N2
C CO2 & H2
D CH4 & H2
Correct Answer: CO & H2
Coke oven gas after passing through return electrostatic tar precipitator (RETP) is used for the_______________?
A Hot scarfing of steel slabs
B Mixing with blast furnace gas
C Coke oven battery heating
D Steel ladle drying
Correct Answer: Coke oven battery heating
Benzene is used__________________?
A As a motor fuel
B As an explosive
C For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR)
D As a perfume
Correct Answer: For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR)
Which of the following constituents of a fuel does not contribute to its calorific value on combustion ?
A Hydrogen
B Sulphur
C Carbon
D None of these
Correct Answer: None of these
High temperature carbonisation of coal produces__________________?
A Inferior coke compared to low temperature carbonisation
B Less of gases compared to liquid products
C Large quantity of tar compared to low temperature carbonisation
D None of these
Correct Answer: None of these
Gobar gas constitutes mainly of___________________?
A CH4 & CO2
B CO & CO2
C CH4 & N2
D CO & N2
Correct Answer: CH4 & CO2
Which of the following coal gasification processes will produce gas having maximum methane content ?
A Winkler process
B Lurgi process
C Kopper-Totzek process
D All can produce same methane content
Correct Answer: Lurgi process
During the carbonisation of coal__________________?
A All tar is evolved at 700°C
B
C Hard semi-coke starts shrinking at 600°C
D All A., B. and C.
Correct Answer: All A., B. and C.
A coal that softens and fuses on heating is_________________?
A Classified
B Carbonised
C Caking
D Non-caking
Correct Answer: Caking
Main use of soft coke is as _______________ fuel?
A Domestic
B Blast furnace
C Foundry
D None of these
Correct Answer: Domestic
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