Thermodynamics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Thermodynamics, a fundamental topic in the field of Mechanical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our 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 Thermodynamics mcq questions that explore various aspects of Thermodynamics problems. Each MCQ is crafted to challenge your understanding of Thermodynamics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Thermodynamics MCQs are your pathway to success in mastering this essential Mechanical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of 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 Thermodynamics knowledge to the test? Let's get started with our carefully curated MCQs!

Thermodynamics MCQs | Page 26 of 31

Discover more Topics under Mechanical Engineering

Discuss
Answer: (d).conservation of energy
Discuss
Answer: (d).all of the above
Q253.
In S. I. units, the value of the universal gas constant is
Discuss
Answer: (d).8314 J/kgmole-K
Q254.
Which of the following represents Otto cycle on temperature - entropy (T - s) diagram?

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q255.
Workdone during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and ฮณ = Ratio of specific heats)

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q256.

The heat absorbed during a polytropic process is

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (d).D
Q257.
The throttling process is __________ process.
Discuss
Answer: (b).irreversible
Q258.
The efficiency of Diesel cycle increases with increase in cut-off.
Discuss
Answer: (b).No
Q259.
The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as
Discuss
Answer: (c).entropy
Q260.
It is __________ to make an engine working on a Carnot cycle.
Discuss
Answer: (b).impossible