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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.

Which of the following gaseous fuels is likely to have the highest gross calorific value ?

A Sewage gas

B LPG

C Producer gas

D Natural gas

Review Detailed Answer

Correct Answer: LPG

Coke oven gas compared to blast furnace gas is________________?

A More explosive and inflammable

B Less poisonous

C Lighter

D All A., B. and C.

Review Detailed Answer

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

Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction ?

A 2CO ↔ C + CO2

B CO + H2O ↔ CO2 + H2

C C + H2O ↔ CO + H2

D C + 2H2O ↔ CO2 + 2H2

Review Detailed Answer

Correct Answer: 2CO ↔ C + CO2

Calorific value of gobar gas (containing CH4 = 60% , H2 = 10% ; CO2 = 30%) may be about ______________ Kcal/Nm3?

A 1,800

B 3,200

C 5,400

D 10,200

Review Detailed Answer

Correct Answer: 5,400

Calorific value as determined by bomb calorimeter is the__________________?

A Higher calorific value at constant volume

B Gross calorific value at constant pressure

C Lower calorific value at constant pressure

D Net calorific value at constant volume

Review Detailed Answer

Correct Answer: Higher calorific value at constant volume

Which adsorbent is used for removing sulphur compounds (S Q, H2S, RSH etc.) removal from coke oven gas in by-products recovery plant ?

A Silica gel

B Diatomaceous earth

C Basalt

D Bog iron (i.e., moist ferric hydroxide)

Review Detailed Answer

Correct Answer: Bog iron (i.e., moist ferric hydroxide)

Which of the following fuels has the highest calorific value per unit mass (kcal/kg) ?

A Coal

B Kerosene

C Natural gas

D Furnace oil

Review Detailed Answer

Correct Answer: Furnace oil

Fusion point of coal ash generally varies from 1000 to 1700° C. Ash having fusion point less than _______________ °C is liable to form clinker?

A 1100

B 1250

C 1350

D 1400

Review Detailed Answer

Correct Answer: 1100

The calorific value of natural gas is about ______________ kcal/Nm3?

A 10,000

B 2,500

C 25,000

D 35,000

Review Detailed Answer

Correct Answer: 10,000

High amount of sulphur and phosphorous in coke causes ____________________ ?

A Decrease in its calorific value

B Increase in its strength

C Brittleness of steel made by using it

D None of these

Review Detailed Answer

Correct Answer: Brittleness of steel made by using it

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Which of the following gaseous fuels is likely to have the highest gross calorific value ?

Coke oven gas compared to blast furnace gas is________________?

Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction ?

Calorific value of gobar gas (containing CH4 = 60% , H2 = 10% ; CO2 = 30%) may be about ______________ Kcal/Nm3?

Calorific value as determined by bomb calorimeter is the__________________?

Which adsorbent is used for removing sulphur compounds (S Q, H2S, RSH etc.) removal from coke oven gas in by-products recovery plant ?

Which of the following fuels has the highest calorific value per unit mass (kcal/kg) ?

Fusion point of coal ash generally varies from 1000 to 1700° C. Ash having fusion point less than _______________ °C is liable to form clinker?

The calorific value of natural gas is about ______________ kcal/Nm3?

High amount of sulphur and phosphorous in coke causes ____________________ ?