Home

Which of the following processes cannot be made reversible even under ideal condition of operation?

A. Free expansion of a gas

B. Compression of air in a compressor

C. Expansion of steam in a turbine

D. All (A), (B) & (C)

Related Questions

  1. In the ammonia synthesis reaction, N2 + 3H2 2NH3 + 22.4 kcal, the formation of NH3 will be favoured…
  2. A gas performs the maximum work, when it expands
  3. Number of phases in a colloidal system is:
  4. In a homogeneous solution, the fugacity of a component depends upon the
  5. For an ideal liquid solution, which of the following is unity?
  6. The intensive properties are
  7. Ideal gas law is applicable at
  8. In a homogeneous solution, the activity coefficient of a component depends upon the
  9. Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity…
  10. A system in which there is exchange of energy but not of mass, is called a/an __________ system.
  11. Fugacity and pressure are numerically not equal for the gases
  12. For a constant volume process
  13. The thermodynamic law, PVy = constant, is not applicable in case of
  14. A large iceberg melts at the base, but not at the top, because of the reason that
  15. Compound having large heat of formation is
  16. Gibbs-Duhem equation relates composition in liquid phase and the __________ at constant temperature…
  17. The unity of Planck's constant 'h' in the equation, E = hv is
  18. The extensive properties are
  19. The acentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr-1 = 0.7, where,…
  20. The amount of heat required to decompose a compound into its elements is __________ the heat of formation…
  21. The reaction A (l) → R(g) is allowed to reach equilibrium conditions in an autoclave. At equilibrium,…
  22. What is the degree of freedom for two miscible (non-reacting) substances in vapor-liquid equilibrium…
  23. For an isothermal process, the internal energy of a gas
  24. Degrees of freedom at triple point will be
  25. For a constant pressure reversible process, the enthalpy change (ΔH) of the system is
  26. For an isothermal reversible compression of an ideal gas
  27. Fugacity is a measure of the
  28. Compressibility factor-reduced pressure plot on reduced co-ordinates facilitates
  29. The necessary and sufficient condition for equilibrium between two phases is
  30. Lenz's law results from the law of conservation of

Please do not use chat terms. Example: avoid using "grt" instead of "great".