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  1. Refrigeration capacity of a household refrigerator may be round about __________ tons.
  2. Gibbs free energy at constant pressure and temperature under equilibrium conditions is
  3. For a thermodynamic system containing 'x' chemical species, the maximum number of phases that can co-exist…
  4. The expression for the work done for a reversible polytropic process can be used to obtain the expression…
  5. The expression, nCv(T2 - T1), is for the __________ of an ideal gas.
  6. The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called…
  7. Heat pump
  8. If we increase the pressure on a substance (which is at its triple point), then the triple point
  9. Reduced pressure of a gas is the ratio of its
  10. Joule-Thomson co-efficient is defined as
  11. Gibbs free energy per mole for a pure substance is equal to the
  12. The necessary condition for phase equilibrium in a multiphase system of N components is that the
  13. In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible…
  14. Which of the following has the least thermal efficiency?
  15. Which of the following has the minimum value of COP for a given refrigeration effect?
  16. Which of the following diagrams does not represent an Otto cycle?
  17. The standard Gibbs free energy change of a reaction depends on the equilibrium
  18. The internal energy of an incompressible fluid depends upon its
  19. y = specific heat ratio of an ideal gas is equal to
  20. All gases except __________ shows a cooling effect during throttling process at atmospheric temperature…
  21. Steam undergoes isentropic expansion in a turbine from 5000 kPa and 400°C (entropy = 6.65 kJ/kg…
  22. The heat capacities for the ideal gas state depend upon the
  23. It is desired to bring about a certain change in the state of a system by performing work on the system…
  24. A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor.
  25. Pick out the undesirable property for a good refrigerant.
  26. When liquid and vapour phases of one component system are in equilibrium (at a given temperature and…
  27. Translational kinetic energy of molecules of an ideal gas is proportional to (where, T = absolute temperature…
  28. Entropy change for an irreversible isolated system is
  29. For a reversible process involving only pressure-volume work
  30. Which of the following processes cannot be made reversible even under ideal condition of operation?