ME-302 RGPV B.Tech
Thermodynamics
Previous year papers and the official syllabus are free to read, no account needed.
Previous Year Papers
6 papers, latest Dec 2025
- ME-302 paper, Dec 2025
- ME-302 paper, Jun 2025
- ME-302 paper, Dec 2024
- ME-302 paper, Dec 2023
- ME-302 paper, Jun 2023
- ME-302 paper, Nov 2022
Syllabus, notes and important questions for ME-302
Syllabus units
Topics as the official RGPV syllabus lists them.
Unit 1 Basic Concepts & Laws of Thermodynamics 23 topics
- Property
- Equilibrium
- State
- Process
- Cycle
- Zeroth law of thermodynamics
- Heat and work transfer
- First law of thermodynamics
- First law applied to various systems (steady‑flow processes)
- Limitations of the first law
- Second law of thermodynamics
- Heat engine
- Heat reservoir
- Refrigerator
- Heat pump
- Carnot cycle
- Statements of the second law
- Reversible and irreversible processes
- Clausius inequality
- Entropy
- $T$–$S$ diagrams
- Available and unavailable energy
- Availability concept
Unit 2 Properties of Steam 14 topics
- Pure substance
- Phase and phase transformations
- Formation of steam
- Properties of steam
- Pressure‑Volume‑Temperature (PVT) surface
- Enthalpy–entropy (h–s) diagram
- Temperature–entropy (t–s) diagram
- Pressure–volume (p–v) diagram
- Pressure–enthalpy (p–h) diagram
- Temperature–volume (t–v) diagram
- Vapor processes
- Measurement of dryness fraction
- Use of steam tables
- Mollier chart
Unit 3 Air Standard Cycles 12 topics
- Carnot cycle
- Otto cycle
- Diesel cycle
- Dual cycle and their comparison
- Brayton cycle
- Non‑reactive gas mixtures
- Pressure–Volume–Temperature (PVT) relationship for mixtures
- Mixture of ideal gases
- Properties of gas mixtures
- Internal energy of mixtures
- Enthalpy of mixtures
- Specific heat of gas mixtures
Unit 4 Fuels and Combustion 7 topics
- Actual and theoretical combustion processes
- Enthalpy of formation
- Enthalpy of reaction
- First‑law analysis of reacting systems
- Adiabatic flame temperature
- Basic concept of the third law of thermodynamics
- Use of steam tables and Mollier charts for reactive systems
Unit 5 Fuels & combustion 6 topics
- Actual & theoretical Combustion processes
- Enthalpy of formation
- Enthalpy of reaction
- First law analysis of reacting systems
- Adiabatic flame temperature
- Basic concept of Third Law of thermodynamics
Exam insights
Counted from 5 past ME-302 papers.
Marks asked per paper, by unit
-
Unit 1 Basic Concepts & Laws of Thermodynamics 50 marks
-
Unit 2 Properties of Steam 25 marks
-
Unit 3 Air standard cycles 21 marks
-
Unit 4 Fuels & combustion 15 marks
Average marks of the questions from each unit in one paper. You answer only some of them, so the total is more than the paper’s maximum.
Asked again and again
-
State the Kelvin-Planck and Clausius statements of the second law of thermodynamics.
Asked 4 times: 2024, 2023, 2020, 2019
-
What is adiabatic flame temperature and how is it estimated?
Asked 4 times: 2023, 2020, 2019
-
Compare actual and theoretical combustion processes and their effect on engine performance.
Asked 3 times: 2025, 2024, 2019