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

Discover more Topics under Basic Chemical Engineering

Q291.
The gas law (PV = RT) is true for an __________ change.

a.

isothermal

b.

adiabatic

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (c).both (a) & (b)
Q292.
Gibbs free energy of a pure fluid approaches __________ as the pressure tends to zero at constant temperature.

a.

infinity

b.

minus infinity

c.

zero

d.

none of these

Discuss
Answer: (b).minus infinity
Q293.
As the entropy of the universe is increasing, day by day, the work producing capacity of a heat engine is

a.

not changed

b.

decreasing

c.

increasing

d.

data sufficient, can't be predicted

Discuss
Answer: (b).decreasing
Q294.
An irreversible process

a.

is the analog of linear frictionless motion in machines.

b.

is an idealised visualisation of behaviour of a system.

c.

yields the maximum amount of work.

d.

yields an amount of work less than that of a reversible process.

Discuss
Answer: (d).yields an amount of work less than that of a reversible process.
Q295.
The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process.

a.

isobaric

b.

isothermal

c.

adiabatic

d.

none of these

Discuss
Answer: (b).isothermal
Q296.
Joule-Thomson co-efficient depends on the

a.

pressure.

b.

temperature.

c.

both (a) & (b).

d.

neither (a) nor (b).

Discuss
Answer: (c).both (a) & (b).
Q297.
Gibbs free energy at constant pressure and temperature under equilibrium conditions is

a.

∞

b.

0

c.

maximum

d.

minimum

Discuss
Answer: (d).minimum
Q298.
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
Q299.
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.
Q300.
__________ 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
Page 30 of 55