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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.

Entropy is a/an___________________?

A State function

B Macroscopic property

C Extensive property

D None of these

Review Detailed Answer

Correct Answer: None of these

Critical compressibility factor for all substances___________________?

A Are more or less constant (vary from 0.2 to 0.3)

B Vary as square of the absolute temperature

C Vary as square of the absolute pressure

D None of these

Review Detailed Answer

Correct Answer: Are more or less constant (vary from 0.2 to 0.3)

Isentropic process means a constant _____________________ process ?

A Enthalpy

B Pressure

C Entropy

D None of these

Review Detailed Answer

Correct Answer: Entropy

Entropy of an ideal gas depends upon its__________________?

A Pressure

B Temperature

C Both A. & B

D Neither A. nor B

Review Detailed Answer

Correct Answer: Both A. & B

For an ideal solution, the value of activity co-efficient is______________________?

A 0

B 1

C 1

Review Detailed Answer

Correct Answer: 1

Internal energy change of a system over one complete cycle in a cyclic process is__________________?

A Zero

B +ve

C -ve

D Dependent on the path

Review Detailed Answer

Correct Answer: Zero

Pick out the wrong statement ?

A Minimum number of degree of freedom of a system is zero

B Degree of freedom of a system containing a gaseous mixture of helium, carbon dioxide and

C For a two phase system in equilibrium made up of four non-reacting chemical species, the

D Enthalpy and internal energy change is zero during phase change processes like melting,

Review Detailed Answer

Correct Answer: Enthalpy and internal energy change is zero during phase change processes like melting,

In case of the decomposition of hydroiodic acid (2HI ⇌ H2 + I2), addition of H2 (at equilibrium condition) will__________________?

A Increase the partial pressure of I2

B Decrease the partial pressure of HI

C Diminish the degree of dissociation of HI

D None of these

Review Detailed Answer

Correct Answer: Diminish the degree of dissociation of HI

Heat pump_______________________?

A Accomplishes only space heating in winter

B Accomplishes only space cooling in summer

C Accomplishes both A. and B

D Works on Carnot cycle

Review Detailed Answer

Correct Answer: Accomplishes both A. and B

Second law of thermodynamics is concerned with the_________________?

A Amount of energy transferred

B Direction of energy transfer

C Irreversible processes only

D Non-cyclic processes only

Review Detailed Answer

Correct Answer: Direction of energy transfer

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Entropy is a/an___________________?

Critical compressibility factor for all substances___________________?

Isentropic process means a constant _____________________ process ?

Entropy of an ideal gas depends upon its__________________?

For an ideal solution, the value of activity co-efficient is______________________?

Internal energy change of a system over one complete cycle in a cyclic process is__________________?

Pick out the wrong statement ?

In case of the decomposition of hydroiodic acid (2HI ⇌ H2 + I2), addition of H2 (at equilibrium condition) will__________________?

Heat pump_______________________?

Second law of thermodynamics is concerned with the_________________?