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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.

In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures are -13°C and 37°C respectively, the Carnot COP will be________________?

A 5.2

B 6.2

C 0.168

D Data insufficient, can’t be found out

Review Detailed Answer

Correct Answer: 5.2

Chemical engineering thermodynamics is concerned with the ____________ in/of chemical processes?

A Reaction mechanism

B Calculation of rates

C Energy transformation from one form to another

D None of these

Review Detailed Answer

Correct Answer: Energy transformation from one form to another

Which of the following is affected by the temperature ?

A Fugacity

B Activity co-efficient

C Free energy

D All A, B. & C

Review Detailed Answer

Correct Answer: All A, B. & C

For the gaseous phase chemical reaction, C2H4(g) + H2O(g) ↔ C2H5OH(g), the equilibrium conversion does not depend on the________________?

A Steam to ethylene ratio

B Temperature

C Pressure

D None of these

Review Detailed Answer

Correct Answer: None of these

Which of the following exemplifies an adiabatic process ?

A Melting of ice

B Condensation of alcohol vapor

C Sudden bursting of a cycle tube

D Evaporation of water

Review Detailed Answer

Correct Answer: Sudden bursting of a cycle tube

Reduced pressure of a gas is the ratio of its__________________?

A Pressure to critical pressure

B Critical pressure to pressure

C Pressure to pseudocritical pressure

D Pseudocritical pressure to pressure

Review Detailed Answer

Correct Answer: Pressure to critical pressure

Melting of wax is accompanied with ______________ in entropy?

A Increase

B Decrease

C No change

D None of these

Review Detailed Answer

Correct Answer: Increase

The number of degree of freedom for an Azeotropic mixture of ethanol and water in vapourliquid equilibrium, is__________________?

A 3

B 1

C 2

D 0

Review Detailed Answer

Correct Answer: 1

Standard temperature and pressure (S.T.P.) is__________________?

A 0°C and 750 mm Hg

B 15°C and 750 mm Hg

C 0°C and 1 kgf/cm2

D 15°C and 1 kgf/cm2

Review Detailed Answer

Correct Answer: 0°C and 750 mm Hg

The intensive properties are_____________?

A Molar volume, density, viscosity and boiling point

B Refractive index and surface tension

C Both A. and B

D None of these

Review Detailed Answer

Correct Answer: Both A. and B

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures are -13°C and 37°C respectively, the Carnot COP will be________________?

Chemical engineering thermodynamics is concerned with the ____________ in/of chemical processes?

Which of the following is affected by the temperature ?

For the gaseous phase chemical reaction, C2H4(g) + H2O(g) ↔ C2H5OH(g), the equilibrium conversion does not depend on the________________?

Which of the following exemplifies an adiabatic process ?

Reduced pressure of a gas is the ratio of its__________________?

Melting of wax is accompanied with ______________ in entropy?

The number of degree of freedom for an Azeotropic mixture of ethanol and water in vapourliquid equilibrium, is__________________?

Standard temperature and pressure (S.T.P.) is__________________?

The intensive properties are_____________?