M C Q s D r i v e

Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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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.

For a cyclic process, a fixed ratio between heat and work___________________?
A Always exists
B May exist
C Never exists
D Is difficult to predict
Correct Answer: Always exists
When dilute aqueous solutions of two salts are mixed, the process is associated with ___________________?
A Decrease in temperature
B Increase in temperature
C No change in temperature
D Change in temperature which is a function of composition
Correct Answer: Increase in temperature
For an incompressible fluid, the _______________ is a function of both pressure as well as temperature?
A Internal energy
B Enthalpy
C Entropy
D All (A), B. & (C)
Correct Answer: Enthalpy
Gibbs free energy of mixing at constant pressure and temperature is always__________________?
A 0
B
C + ve
D – ve
Correct Answer: – ve
Compressibility factor of a gas is___________________?
A Not a function of its pressure
B Not a function of its nature
C Not a function of its temperature
D Unity, if it follows PV = nRT
Correct Answer: Not a function of its pressure
In a homogeneous solution, the fugacity of a component depends upon the __________________?
A Pressure
B Composition
C Temperature
D All (A), B. and (C)
Correct Answer: All (A), B. and (C)
Which of the following is an extensive property of a system ?
A Heat capacity
B Molal heat capacity
C Pressure
D Concentration
Correct Answer: Heat capacity
In the equation, PVn = Constant, if the value of n = 0, then it represents a reversible ______________ process?
A Isobaric
B Isothermal
C Isentropic
D Isometric
Correct Answer: Isobaric
Henry’s law is closely obeyed by a gas, when its _____________ is extremely high?
A Pressure
B Solubility
C Temperature
D None of these
Correct Answer: None of these
“Dry ice” is________________?
A Moisture free ice
B Solid helium
C Solid carbon dioxide
D None of these
Correct Answer: Solid carbon dioxide