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 18 of 31

Q171.
The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant)
Discuss
Answer: (a).pv = mRT
Q172.
The work ratio of simple gas turbine cycle depends upon
Discuss
Answer: (d).all of these
Discuss
Answer: (b).difference of two specific heats
Discuss
Answer: (a).A Joule cycle consists of two constant volume and two isentropic processes.
Q175.
One kg of hydrogen requires 8 kg of oxygen and produces
Discuss
Answer: (d).9 kg of water
Q176.
The standard value of atmospheric pressure taken at sea level is
Discuss
Answer: (d).all of these
Q177.
The efficiency of Otto cycle depends upon the specific heats of the working substance.
Discuss
Answer: (b).No
Q178.
The smallest quantity of a substance, which can exist by itself in a chemically recognizable form is known as
Discuss
Answer: (d).molecule
Q179.
The absolute zero pressure can be attained at a temperature of
Discuss
Answer: (d).none of these
Q180.
One kg of ethylene (C₂H₄) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and __________ kg of water or steam.
Discuss
Answer: (a).9/7