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 32 of 55

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Q311.
"Dry ice" is

a.

moisture free ice

b.

solid helium

c.

solid carbon dioxide

d.

none of these

Discuss
Answer: (c).solid carbon dioxide
Q312.
Which of the following non-flow reversible compression processes require maximum work ?

a.

Adiabatic process

b.

Isothermal process

c.

Isobaric process

d.

All require same work

Discuss
Answer: (a).Adiabatic process
Q313.
Pick out the correct statement.

a.

A real gas on expansion in vacuum gets heated up.

b.

An ideal gas on expansion in vacuum gets cooled.

c.

An ideal gas on expansion in vacuum gets heated up.

d.

A real gas on expansion in vacuum cools down whereas ideal gas remains unaffected.

Discuss
Answer: (d).A real gas on expansion in vacuum cools down whereas ideal gas remains unaffected.
Q314.
"When a system in equilibrium is subjected to a change in temperature, pressure or concentration, the equilibrium is displaced in a direction which tends to undo the effect of the change." This is called the

a.

Le-Chatelier principle.

b.

Kopp's rule.

c.

law of corresponding state.

d.

Arrehenius hypothesis.

Discuss
Answer: (a).Le-Chatelier principle.
Q315.
Third law of thermodynamics is helpful in

a.

prediction of the extent of a chemical reaction.

b.

calculating absolute entropies of substances at different temperature.

c.

evaluating entropy changes of chemical reaction.

d.

both (b) and (c)

Discuss
Answer: (d).both (b) and (c)
Q316.
Fugacity and pressure are numerically equal, when the gas is

a.

in standard state

b.

at high pressure

c.

at low temperature

d.

in ideal state

Discuss
Answer: (d).in ideal state
Q317.
Refrigerants commonly used for domestic refrigerators are

a.

ethyl chloride or methyle chloride

b.

freon-12

c.

propane

d.

NH₃ or CO₂.

Discuss
Answer: (a).ethyl chloride or methyle chloride
Q318.
Solid and liquid phases of a substance are in equilibrium at the

a.

critical temperature

b.

melting point.

c.

freezing point.

d.

both (b) and (c).

Discuss
Answer: (d).both (b) and (c).
Q319.
Absolute zero temperature signifies the

a.

minimum temperature attainable.

b.

temperature of the heat reservoir to which a Carnot engine rejects all the heat that is taken in.

c.

temperature of the heat reservoir to which a Carnot engine rejects no heat.

d.

none of these.

Discuss
Answer: (c).temperature of the heat reservoir to which a Carnot engine rejects no heat.
Q320.
Sound waves propagation in air exemplifies an __________ process.

a.

adiabatic

b.

isothermal

c.

isometric

d.

none of these

Discuss
Answer: (a).adiabatic
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