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 1 of 31

Q1.
The sum of internal energy (U) and the product of pressure and volume (p.v) is known as
Discuss
Answer: (c).enthalpy
Q2.
The value of 1 mm of Hg is equal to
Discuss
Answer: (c).133.3 N/m²
Q3.
One kg of carbon requires 4/3 kg of oxygen and produces __________ kg of carbon monoxide gas.
Discuss
Answer: (d).7/3
Q4.
The behaviour of a perfect gas, undergoing any change in the variables which control physical properties, is governed by
Discuss
Answer: (d).all of these
Q5.
The universal gas constant of a gas is the product of molecular mass of the gas and the gas constant.
Discuss
Answer: (a).Correct
Q6.
All the commercial liquid fuels are derived from natural petroleum (or crude oil).
Discuss
Answer: (a).True
Q7.
A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as
Discuss
Answer: (d).Diesel cycle
Q8.
The efficiency and work ratio of a simple gas turbine cycle are
Discuss
Answer: (b).very low
Q9.
The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called
Discuss
Answer: (a).specific heat at constant volume
Q10.
There is a loss of heat in an irreversible process.
Discuss
Answer: (a).True
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