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.

Presence of free moisture in coal is most disadvantageous during_________________?

A Its pulverisation (as it requires more power)

B Combustion of fire slacks on the grates

C Handling (e.g. when emptying wagons)

D None of these

Review Detailed Answer

Correct Answer: Its pulverisation (as it requires more power)

Fuel for a nuclear reactor (thermal) is ____________________?

A Uranium

B Plutonium

C Radium

D None of these

Review Detailed Answer

Correct Answer: Uranium

The calorific value of ‘LPG’ (50% propane + 50% butane) is about ______________ kcal/Nm3?

A 5000

B 25,000

C 10,000

D 15,000

Review Detailed Answer

Correct Answer: 25,000

With increase in the oxygen content of the coal, its ______________ decreases?

A Calorific value

B Caking power

C Both A. & B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Both A. & B.

Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher __________________?

A Calorific value

B Higher C/H ratio

C Sulphur content

D Difference in gross & net calorific value

Review Detailed Answer

Correct Answer: Higher C/H ratio

Nitrogen present in the flue gas is determined in the Orsat apparatus by absorbing it in_____________________?

A KOH

B Ammoniacal cuprous chloride

C Pyrogallol solution

D None of these

Review Detailed Answer

Correct Answer: None of these

Catalyst used in Fischer-Tropsch process is_______________?

A Nickel

B Zinc oxide

C Alumina

D Thorium oxide

Review Detailed Answer

Correct Answer: Nickel

Dry air required to burn 1 kg of carbon completely may be around ______________ kg?

A 11

B 2

C 20

D 38

Review Detailed Answer

Correct Answer: 11

‘Fat coals’ are those coals which have very high____________________?

A Caking capacity

B Volatile matter content

C Fusion point of its ash

D Inherent moisture content

Review Detailed Answer

Correct Answer: Caking capacity

With increase in C/H ratio of a fuel, the amount of CO2 formed on its complete combustion____________________?

A Increases

B Decreases

C Remain same

D Either A. or B., depends on other factors

Review Detailed Answer

Correct Answer: Increases

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Presence of free moisture in coal is most disadvantageous during_________________?

Fuel for a nuclear reactor (thermal) is ____________________?

The calorific value of ‘LPG’ (50% propane + 50% butane) is about ______________ kcal/Nm3?

With increase in the oxygen content of the coal, its ______________ decreases?

Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher __________________?

Nitrogen present in the flue gas is determined in the Orsat apparatus by absorbing it in_____________________?

Catalyst used in Fischer-Tropsch process is_______________?

Dry air required to burn 1 kg of carbon completely may be around ______________ kg?

‘Fat coals’ are those coals which have very high____________________?

With increase in C/H ratio of a fuel, the amount of CO2 formed on its complete combustion____________________?