Download PDF Notes for Thermodynamics – JNTUK R20 1-2

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JNTUK R20 1-2 Mechanical Branch: Download Thermodynamics Material/Notes PDF

If you’re studying JNTUK R20 Mechanical Branch, you can easily access unit-wise Thermodynamics Material/Notes PDFs below. This course aims to teach the fundamental laws and principles of thermodynamics to enable you to conduct an energy audit of any mechanical system that exchanges heat and works with its surroundings.

Download PDF Notes for Thermodynamics – JNTUK R20 1-2

Here’s a breakdown of what you can expect to learn from each unit:


In this unit, you’ll learn fundamental concepts such as system, boundary, surrounding, the universe, control volume, macroscopic and microscopic viewpoints, thermodynamic equilibrium, state, property, process, energy in state and transition, and temperature.

Download UNIT-1 Material PDF |  Reference-2Ref-3


You’ll learn about Joule’s experiments, the first law of thermodynamics, corollaries, energy balance for closed systems, internal energy, enthalpy, specific heats of solids, liquids, and ideal gases, and steady flow energy equations applied to nozzle, turbine, compressor, and heat exchanger devices.

Download UNIT-2 Material PDF |  Reference-2| Ref-3


This unit covers the limitations of the first law, heat engine, heat pump, second law of thermodynamics, Kelvin-Planck and Clausius statements and their equivalence, Carnot cycle and its specialties, Clausius inequality, entropy, the principle of entropy increase, and thermodynamic potentials.

Download UNIT-3 Material PDF |  Reference-2 | Ref-3


You’ll learn about pure substances, P-V-T surfaces, T-S and h-s diagrams, Mollier charts, phase transformations, Dryness Fraction, and Clausius-Clapeyron Equation.

Download UNIT-4 Material PDF |  Reference-2


This unit covers the ideal gas equation of state, compressibility factor, mixtures of perfect gases, psychrometric properties, and more.

Download UNIT-5 Material PDF | Reference-2

Download the PDFs for each unit and get started!

Recommended Textbooks and References for Thermodynamics Course

If you’re a thermodynamics student, here are some valuable textbooks and references that can help you better understand the subject.


Engineering Thermodynamics, 6th Edition by PK Nag, McGraw Hill.

Fundamentals of Thermodynamics, 6th Edition by Sonntag, Borgnakke, Van Wylen, Wiley.  ⇒  Buy Now  ⇐


Thermodynamics by Prasanna Kumar, Pearson Publishers.

Engineering Thermodynamics by Jones & Dugan, PHI.

Thermodynamics: An Engineering Approach, 8th Edition in SI Units by Yunus A Cenegel and Michael A Boles, McGraw Hill.

Thermodynamics by J.P. Holman, McGraw-Hill.

An Introduction to Thermodynamics by Y.V.C.Rao, Universities Press.

Thermodynamics, 3rd Edition by W.Z.Black & J.G.Hartley, Pearson Publ.

Engineering Thermodynamics by D.P. Misra, Cengage Publ.

Engineering Thermodynamics by P.Chattopadhyay, Oxford Higher Edn Publ.

Course Outcomes:

After completing the course, you’ll be able to:

CO1: Understand the basic concepts of thermodynamics.
CO2: Comprehend the laws of thermodynamics.
CO3: Learn the concept of entropy.
CO4: Evaluate the properties of vapors and represent them in tables and charts.
CO5: Calculate the properties of perfect gas mixtures.

FAQ – 

Q: What is JNTUK R20 1-2 Thermodynamics?

JNTUK R20 1-2 Thermodynamics is a subject in the Mechanical Engineering branch of the Jawaharlal Nehru Technological University Kakinada (JNTUK) curriculum. It covers the basic concepts, laws, and principles of thermodynamics, as well as the evaluation of properties of vapors, perfect gas mixtures, and other thermodynamic systems.

Q: Where can I find JNTUK R20 1-2 Thermodynamics PDF notes?

PDF notes for JNTUK R20 1-2 Thermodynamics are found on various websites and online resources. Some popular sources include the official JNTUK website, online study material platforms, and academic blogs and forums. Make sure to check the credibility and authenticity of the source before downloading any notes.

Q: Are the JNTUK R20 1-2 Thermodynamics PDF notes free to download?

The availability of free PDF notes for JNTUK R20 1-2 Thermodynamics depends on the source. Some websites and resources offer free downloads, while others require payment or registration. Make sure to read the terms and conditions before downloading any notes.

Q: What are some recommended textbooks and references for JNTUK R20 1-2 Thermodynamics?

Some recommended textbooks and references for JNTUK R20 1-2 Thermodynamics include “Engineering Thermodynamics” by PK Nag, “Fundamentals of Thermodynamics” by Sonntag, Borgnakke, Van Wylen, and “Thermodynamics: An Engineering Approach” by Yunus A. Cengel and Michael A. Boles. Other recommended sources include “Thermodynamics” by J.P. Holman and “An Introduction to Thermodynamics” by Y.V.C. Rao.


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