For a single component two phase mixture, the number of independent variable properties are

A. Two

B. One

C. Zero

D. Three

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  1. A thermodynamic system is taken from state A to B along ACB and is brought back to A along BDA as shown…
  2. The unit of fugacity is the same as that of the
  3. At the critical point of a substance
  4. Which of the following units is not present in both the vapor compression refrigeration system and absorption…
  5. In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.
  6. Cp of a gas at its critical temperature and pressure
  7. During Joule-Thomson expansion of gases
  8. Boiling of liquid is accompanied with increase in the
  9. The point at which all the three (solid, liquid and gas) phases co-exist, is known as the __________…
  10. At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous…
  11. If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical,…
  12. In any spontaneous process,
  13. The shape of T-S diagram for Carnot Cycle is a
  14. __________ decreases during adiabatic throttling of a perfect gas.
  15. If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be __________…
  16. One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought…
  17. Law of corresponding states says that
  18. A gas performs the maximum work, when it expands
  19. If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of…
  20. Specific volume of an ideal gas is
  21. The free energy change for a chemical reaction is given by (where, K = equilibrium constant)
  22. In the equation, PVn = constant, if the value of n = ± ∞, then it represents a reversible…
  23. Variation of equilibrium pressure with temperature for any two phases of a given substances is given…
  24. Sound waves propagation in air exemplifies an __________ process.
  25. All gases during throttling process at atmospheric temperature and pressure show a cooling effect except
  26. In a turbine, the fluid expands almost
  27. For a constant volume process
  28. The expression for entropy change, ΔS = n Cp . ln (T2/T1), is valid for the __________ of a substance.
  29. __________ law of thermodynamics ascertains the direction of a particular spontaneous process.
  30. For a reversible process involving only pressure-volume work