Chemical Engineering Thermodynamics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chemical Engineering Thermodynamics, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Chemical Engineering Thermodynamics MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Chemical Engineering Thermodynamics mcq questions that explore various aspects of Chemical Engineering Thermodynamics problems. Each MCQ is crafted to challenge your understanding of Chemical Engineering Thermodynamics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Chemical Engineering Thermodynamics MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Chemical Engineering Thermodynamics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Chemical Engineering Thermodynamics knowledge to the test? Let's get started with our carefully curated MCQs!

Chemical Engineering Thermodynamics MCQs | Page 30 of 55

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Q291.
Gibbs free energy at constant pressure and temperature under equilibrium conditions is

a.

∞

b.

0

c.

maximum

d.

minimum

Discuss
Answer: (d).minimum
Q292.
With increase in pressure (above atmospheric pressure), the Cp of a gas

a.

increases

b.

decreases

c.

remains unchanged

d.

first decreases and then increases

Discuss
Answer: (a).increases
Q293.
A change in state involving a decrease in entropy can be spontaneous, only if

a.

it is exothermic.

b.

it is isenthalpic.

c.

it takes place isothermally.

d.

it takes place at constant volume.

Discuss
Answer: (a).it is exothermic.
Q294.
__________ calorimeter is normally used for measuring the dryness fraction of steam, when it is very low.

a.

Bucket

b.

Throttling

c.

Separating

d.

A combination of separating & throttling

Discuss
Answer: (d).A combination of separating & throttling
Q295.
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.

Discuss
Answer: (b).the reciprocal of its density.
Q296.
Pick out the extensive property out of the following.

a.

Surface tension

b.

Free energy

c.

Specific heat

d.

Refractive index

Discuss
Answer: (b).Free energy
Q297.
Entropy change of the reaction, H₂O(liquid) → H₂O(gas), is termed as the enthalpy of

a.

solution

b.

vaporisation

c.

formation

d.

formation

Discuss
Answer: (b).vaporisation
Q298.
Which law of the thermodynamics provids basis for measuring the thermodynamic property ?

a.

First law

b.

Zeroth law

c.

Third law

d.

Second law

Discuss
Answer: (b).Zeroth law
Q299.
Gibbs free energy per mole for a pure substance is equal to the

a.

latent heat of vaporisation

b.

chemical potential

c.

molal boiling point

d.

heat capacity

Discuss
Answer: (b).chemical potential
Q300.
Free energy change of mixing two liquid substances is a function of the

a.

concentration of the constituents only.

b.

quantities of the constituents only.

c.

temperature only.

d.

all (a), (b) and (c).

Discuss
Answer: (d).all (a), (b) and (c).
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