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 25 of 55

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Q241.
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
Q242.
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
Q243.
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
Q244.
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
Q245.
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).
Q246.
Joule-Thomson Co-efficient at any point on the inversion curve is

a.

โˆž

b.

+ ve

c.

0

d.

-ve

Discuss
Answer: (c).0
Q247.
Pick out the wrong statement.

a.

Heat transferred is equal to the change in the enthalpy of the system, for a constant pressure, non-flow, mechanically reversible process.

b.

Thermal efficiency of a Carnot engine depends upon the properties of the working fluid besides the source & sink temperatures.

c.

During a reversible adiabatic process, the entropy of a substance remains constant.

d.

None of the above

Discuss
Answer: (b).Thermal efficiency of a Carnot engine depends upon the properties of the working fluid besides the source & sink temperatures.
Q248.
__________ equation predicts the activity co-efficient from experimental data.

a.

Lewis-Randall

b.

Margules

c.

Van Laar

d.

both (b) & (c)

Discuss
Answer: (d).both (b) & (c)
Q249.
As the temperature is lowered towards the absolute zero, the value of the quantity (โˆ‚ฮ”F/โˆ‚T) approaches

a.

zero

b.

unity

c.

infinity

d.

none of these

Discuss
Answer: (a).zero
Q250.
An ideal liquid refrigerant should

a.

not have a subatmospheric vapour pressure at the temperature in the refrigerator coils.

b.

not have unduly high vapour pressure at the condenser temperature.

c.

both (a) and (b).

d.

have low specific heat.

Discuss
Answer: (c).both (a) and (b).
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