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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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.

Coke compared to the coal from which it has been made, contains ____________________?

A Less volatile matter

B More carbon

C Greater percentage of ash

D All A., B. and C.

Review Detailed Answer

Correct Answer: All A., B. and C.

Main constituents of purified Lurgi gas are___________________?

A H2, CmHn & CO2

B CO, H2 & CH4

C CO2, O2 & CO

D N2, H2 & CO2

Review Detailed Answer

Correct Answer: CO, H2 & CH4

Which of the following is coking ?

A Vitrain

B Fussain

C Both A. & B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Vitrain

Compound coke ovens are those which can be heated by __________________?

A Both steam and electrical power

B Lean gas (e.g., B.F. gas)

C Rich gas (e.g., coke oven gas)

D Both B. and C.

Review Detailed Answer

Correct Answer: Both B. and C.

Out of the following fuels, the difference between the net and gross calorific value is maximum in case of_________________?

A Pitch

B Fuel oil

C Blast furnace gas

D Bituminous coal

Review Detailed Answer

Correct Answer: Fuel oil

Calorific value of ____________________?

A Light paraffinic fuel oils is equal to that of equivalent olefins

B n-paraffin is lower than that of iso-paraffins of the same compounds

C Light paraffinic fuel oils is higher than that of equivalent olefins

D Light paraffinic fuel oils is lower than that of equivalent olefins

Review Detailed Answer

Correct Answer: Light paraffinic fuel oils is higher than that of equivalent olefins

_____________ present in coal is not determined in its ultimate analysis ?

A Fixed carbon

B Total carbon

C Hydrogen

D Nitrogen

Review Detailed Answer

Correct Answer: Fixed carbon

Coke made in narrower by-product coke ovens (as compared to wider ovens) is _____________________?

A Less reactive

B Stronger

C Smaller in size

D All A., B. & C.

Review Detailed Answer

Correct Answer: All A., B. & C.

Gray King Assay and Swelling Index of a coal is a measure of its ____________________?

A Swelling characteristics

B Abradability

C Agglutinating properties

D Resistance to impact breakage

Review Detailed Answer

Correct Answer: Swelling characteristics

Furnace oil consumption in a furnace for a given duty employing preheated combination air (at 300°) may be reduced by about ______________ percent as compared to the use of atmospheric combustion air?

A 5

B 10

C 20

D 35

Review Detailed Answer

Correct Answer: 20

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Coke compared to the coal from which it has been made, contains ____________________?

Main constituents of purified Lurgi gas are___________________?

Which of the following is coking ?

Compound coke ovens are those which can be heated by __________________?

Out of the following fuels, the difference between the net and gross calorific value is maximum in case of_________________?

Calorific value of ____________________?

_____________ present in coal is not determined in its ultimate analysis ?

Coke made in narrower by-product coke ovens (as compared to wider ovens) is _____________________?

Gray King Assay and Swelling Index of a coal is a measure of its ____________________?

Furnace oil consumption in a furnace for a given duty employing preheated combination air (at 300°) may be reduced by about ______________ percent as compared to the use of atmospheric combustion air?