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 41 of 55

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Q401.
In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is

a.

more

b.

less

c.

same

d.

unpredictable; depends on the particular reaction

Discuss
Answer: (c).same
Q402.
For multicomponent multiple phases to be in equilibrium at the same pressure and temperature, the __________ of each component must be same in all phases.

a.

chemical potential

b.

fugacity

c.

both (a) and (b)

d.

neither (a) nor (b)

Discuss
Answer: (c).both (a) and (b)
Q403.
The efficiency of an Otto engine compared to that of a diesel engine, for the same compression ratio will be

a.

more

b.

less

c.

same

d.

data insufficient to predict

Discuss
Answer: (a).more
Q404.
Mollier chart is a __________ plot.

a.

pressure vs enthalpy

b.

pressure vs volume

c.

enthalpy vs entropy

d.

temperature vs entropy

Discuss
Answer: (c).enthalpy vs entropy
Q405.
Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of

a.

fusion

b.

vaporisation

c.

transition

d.

none of these

Discuss
Answer: (c).transition
Q406.
What happens in a reversible adiabatic compression ?

a.

Heating occurs

b.

Cooling occurs

c.

Pressure is constant

d.

Temperature is constant

Discuss
Answer: (a).Heating occurs
Q407.
Sublimation temperature of dry ice (solid CO₂) is __________ °C.

a.

-273

b.

0

c.

-78

d.

5

Discuss
Answer: (c).-78
Q408.
If atmospheric temperature and dew point are nearly equal, then the relative humidity is

a.

zero

b.

50%

c.

almost 100%

d.

unpredictable

Discuss
Answer: (c).almost 100%
Q409.
The internal energy of an incompressible fluid depends upon its

a.

pressure

b.

temperature

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (b).temperature
Q410.
A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0°C, 760 mm Hg) will be __________ litres.

a.

448

b.

224

c.

22.4

d.

data insufficient; can't be computed

Discuss
Answer: (a).448
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