<p> IMPORTANT QUESTIONS BASIC THERMAL ENGINEERING 4TH SEM ME 1.Distinguish between an open and closed system.</p><p>2.Define a thermodynamic system and mention its different types.</p><p>3.What do you mean by property of a system? Distinguish extensive and intensive properties of a system.</p><p>4.Define the following terms. 5.a. System b. State c. Process d. cycle e. Property 6.Distinguish between mechanical and thermal equilibrium.</p><p>7.Define the following properties. a.a. Pressure b. Volume c. Temperature d. Density e. Specific volume</p><p>8.Define point function and path function. </p><p>9.Explain Zeroth law of thermodynamics.</p><p>10. Explain the first law of thermodynamics for a cyclic process.</p><p>11. Write Kelvin Planck and Clausius statements of second law of thermodynamics. </p><p>12. Derive an expression for General gas equation.</p><p>13. Derive an expression for Characteristic equation of a perfect gas.</p><p>14. Define specific heat at constant volume and at constant pressure. </p><p>15. Prove that the difference between two specific heats (Cp and Cv) is equal to characteristic gas constant, ‘R’.</p><p>16. What do you understand by a thermodynamic process? Distinguish between reversible and irreversible process.</p><p>17. Derive an expression for the work done, change in internal energy, change in enthalpy and heat supplied during isochoric process.</p><p>18. Derive an expression for the work done, change in internal energy, change in enthalpy and heat supplied during isobaric process.</p><p>19. Derive an expression for the work done, change in internal energy, change in enthalpy and heat supplied during isothermal process.</p><p>20. Derive an expression for the work done, change in internal energy, change in enthalpy and heat supplied during isentropic process.</p><p>21. What is a thermodynamic cycle? State clearly the assumptions made.</p><p>22. Derive an expression for air standard efficiency of Carnot cycle. 23. Derive an expression for air standard efficiency of Otto cycle.</p><p>24. Derive an expression for air standard efficiency of Diesel cycle.</p><p>25. Derive an expression for air standard efficiency of Dual combustion cycle.</p><p>26. Explain working of 4-stroke and 2-stroke diesel engines.</p><p>27. Explain the working of 4-stroke and 2-stroke petrol engine.</p><p>28. State Newton’s law of cooling, Stefan-Boltzmann law and Fourier’s law of heat conduction.</p><p>29. Explain heat transfer by slab and composite wall through conduction.</p><p>30. Explain open cycle and closed cycle gas turbine with diagram.</p><p>31. Explain closed cycle gas turbine with inter cooling and reheating with diagram.</p><p>32. Mention the differences between open cycle and closed cycle gas turbines.</p><p>33. Explain Ram-jet engine and turbo jet engines with neat sketches.</p><p>34. Explain Rocket engine with a neat sketch.</p>