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 7 of 31

Q61.
The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion)
Discuss
Answer: (b).v2/v1
Q62.
The dual combustion cycle consists of one constant pressure, two constant volume and two isentropic processes.
Discuss
Answer: (a).Agree
Q63.
The total energy of a molecule is shared equally by the various degrees of freedom possessed by it. This law is known as
Discuss
Answer: (a).law of equipartition of energy
Q64.
The thermodynamic property of a system is said to be an intensive property whose value for the entire system __________ the sum of their value for the individual parts of the system.
Discuss
Answer: (b).is not equal to
Q65.
The absolute pressure of a given mass of a perfect gas varies inversely as its volume, when the temperature remains constant. This statement is known as Charles' law.
Discuss
Answer: (b).No
Q66.
The fuel mostly used in steam boilers is
Discuss
Answer: (d).non-coking bituminous coal
Discuss
Answer: (b).less than Carnot cycle
Discuss
Answer: (d).cut-off ratio and compression ratio
Q69.
Those substances which have so far not been resolved by any means into other substances of simpler form are called
Discuss
Answer: (a).elements
Q70.
The measurement of a thermodynamic property known as temperature is based on
Discuss
Answer: (a).Zeroth law of thermodynamics