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 11 of 31

Discuss
Answer: (d).all of the above
Q102.
In an isolated system, neither the heat and work nor the, mass of the working substance crosses the boundary of the system.
Discuss
Answer: (a).True
Discuss
Answer: (d).total volume to clearance volume
Q104.
When a fluid is allowed to expand suddenly into a vaccum chamber through an orifice of large dimensions, the process is known as free expansion process.
Discuss
Answer: (a).True
Q105.
The efficiency of Ericsson cycle is __________ Carnot cycle.
Discuss
Answer: (c).equal to
Q106.
One molecule of oxygen consists of __________ atoms of oxygen.

a.

2

b.

4

c.

8

d.

16

Discuss
Answer: (a).2
Q107.
According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature.
Discuss
Answer: (b).increases
Q108.
The hard coke is obtained when carbonisation of coal is carried out at
Discuss
Answer: (d).900° to 1100°C
Discuss
Answer: (b).total energy of a system remains constant
Discuss
Answer: (b).two constant volume and two isothermal processes