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 24 of 55

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Q231.
Internal energy of an element at 1 atm and 25° C is __________ kcal/kg.mole.

a.

0

b.

273

c.

25

d.

none of these

Discuss
Answer: (a).0
Q232.
Generation of heat by friction is an example of a/an __________ change.

a.

isothermal

b.

irreversible

c.

adiabatic

d.

reversible

Discuss
Answer: (b).irreversible
Q233.
A domestic refrigerator has a/an __________ cooled condenser.

a.

water

b.

air

c.

evaporative

d.

gas

Discuss
Answer: (b).air
Q234.
The extensive properties are

a.

volume, mass and number of moles.

b.

free energy, entropy and enthalpy.

c.

both (a) and (b).

d.

none of these.

Discuss
Answer: (c).both (a) and (b).
Q235.
The compressibility factor of a gas is given by (where, V1 = actual volume of the gas V2 = gas volume predicted by ideal gas law )

a.

V1/V2

b.

V2/V1

c.

V1-V2

d.

V1.V2

Discuss
Answer: (a).V1/V2
Q236.
If we increase the pressure on a substance (which is at its triple point), then the triple point

a.

increases

b.

decreases

c.

remains unchanged

d.

may increase or decrease ; depends on the substance

Discuss
Answer: (c).remains unchanged
Q237.
Which of the following liquid metals has the highest thermal conductivity ?

a.

Molten sodium

b.

Molten lead

c.

Mercury

d.

Molten potassium

Discuss
Answer: (a).Molten sodium
Q238.
Which of the following has the least thermal efficiency ?

a.

Steam engine

b.

Carnot engine

c.

Diesel engine

d.

Otto engine

Discuss
Answer: (a).Steam engine
Q239.
If the internal energy of an ideal gas decreases by the same amount as the work done by the system, then the

a.

process must be isobaric.

b.

temperature must decrease.

c.

process must be adiabatic.

d.

both (b) and (c).

Discuss
Answer: (d).both (b) and (c).
Q240.
Joule-Thomson Co-efficient at any point on the inversion curve is

a.

∞

b.

+ ve

c.

0

d.

-ve

Discuss
Answer: (c).0
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