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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.

Specific volume of an ideal gas is____________________?

A Equal to its density

B The reciprocal of its density

C Proportional to pressure

D None of these

Review Detailed Answer

Correct Answer: The reciprocal of its density

The point at which all the three (solid, liquid and gas) phases co-exist, is known as the ____________ point?

A Freezing

B Triple

C Boiling

D Boyle

Review Detailed Answer

Correct Answer: Triple

Which of the following has the least thermal efficiency ?

A Steam engine

B Carnot engine

C Diesel engine

D Otto engine

Review Detailed Answer

Correct Answer: Steam engine

Solubility of a substance which dissolves with an increase in volume and liberation of heat will be favoured by the_______________?

A Low pressure and high temperature

B Low pressure and low temperature

C High pressure and low temperature

D High pressure and high temperature

Review Detailed Answer

Correct Answer: Low pressure and low temperature

Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of______________?

A Fusion

B Vaporisation

C Transition

D None of these

Review Detailed Answer

Correct Answer: Transition

Heat is added at constant temperature in an ideal ______________ cycle?

A Stirling

B Brayton

C Rankine

D None of these

Review Detailed Answer

Correct Answer: Stirling

A gas can be liquefied by pressure alone only, when its temperature is _____________ its critical temperature?

A Less than

B More than

C Equal to or higher than

D Less than or equal to

Review Detailed Answer

Correct Answer: Less than

“If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them”. This is ______________ law?

A Hess’s

B Kirchoff’s

C Lavoisier and Laplace

D None of these

Review Detailed Answer

Correct Answer: Hess’s

In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible _____________ process?

A Adiabatic

B Isometric

C Isentropic

D Isothermal

Review Detailed Answer

Correct Answer: Isometric

For an ideal gas, the activity co-efficient is_________________?

A Directly proportional to pressure

B Inversely proportional to pressure

C Unity at all pressures

D None of these

Review Detailed Answer

Correct Answer: Unity at all pressures

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Specific volume of an ideal gas is____________________?

The point at which all the three (solid, liquid and gas) phases co-exist, is known as the ____________ point?

Which of the following has the least thermal efficiency ?

Solubility of a substance which dissolves with an increase in volume and liberation of heat will be favoured by the_______________?

Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of______________?

Heat is added at constant temperature in an ideal ______________ cycle?

A gas can be liquefied by pressure alone only, when its temperature is _____________ its critical temperature?

“If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them”. This is ______________ law?

In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible _____________ process?

For an ideal gas, the activity co-efficient is_________________?