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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 equations is used for the prediction of activity co-efficient from experiments ?

A Van Laar equation

B Margules equation

C Wilson’s equation

D All A, B. and C

Review Detailed Answer

Correct Answer: All A, B. and C

Melting of ice is an example of an _____________ process?

A Adiabatic

B Isothermal

C Isometric

D None of these

Review Detailed Answer

Correct Answer: Isothermal

In an ideal refrigeration cycle, the change in internal energy of the fluid is_____________?

A +ve

B -ve

C 0

D Either of the above three; depends on the nature of refrigerant

Review Detailed Answer

Correct Answer: 0

Helmholtz free energy A. is defined as____________________?

A A = H – TS

B A = E – TS

C A = H + TS

D None of these

Review Detailed Answer

Correct Answer: A = E – TS

Which of the following is not affected by temperature changes ?

A Fugacity

B Activity co-efficient

C Free energy

D None of these

Review Detailed Answer

Correct Answer: None of these

Maximum work that could be secured by expanding the gas over a given pressure range is the _____________ work?

A Isothermal

B Adiabatic

C Isentropic

D None of these

Review Detailed Answer

Correct Answer: Isothermal

What happens in a reversible adiabatic compression ?

A Heating occurs

B Cooling occurs

C Pressure is constant

D Temperature is constant

Review Detailed Answer

Correct Answer: Heating occurs

The equation, Cp – Cv = R, is true for _______________ gas?

A No

B Any real

C Only ideal

D Both B. and C.

Review Detailed Answer

Correct Answer: Only ideal

Compound having large heat of formation is_____________________?

A More stable

B Less stable

C Not at all stable (like nascent O2)

D Either more or less stable; depends on the compound

Review Detailed Answer

Correct Answer: More stable

The heat capacities for the ideal gas state depend upon the_________________?

A Pressure

B Temperature

C Both A. & B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Temperature

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Which of the following equations is used for the prediction of activity co-efficient from experiments ?

Melting of ice is an example of an _____________ process?

In an ideal refrigeration cycle, the change in internal energy of the fluid is_____________?

Helmholtz free energy A. is defined as____________________?

Which of the following is not affected by temperature changes ?

Maximum work that could be secured by expanding the gas over a given pressure range is the _____________ work?

What happens in a reversible adiabatic compression ?

The equation, Cp – Cv = R, is true for _______________ gas?

Compound having large heat of formation is_____________________?

The heat capacities for the ideal gas state depend upon the_________________?