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  1. In Joule-Thomson porous plug experiment, the
  2. For a given substance at a specified temperature, activity is __________ to fugacity.
  3. The main feature of Carnot refrigeration cycle is that, it
  4. An isolated system can exchange __________ with its surroundings.
  5. In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v1…
  6. In a reversible chemical reaction (where, Δx = number of moles of products-number of moles of reactants)
  7. In an ideal solution, the activity of a component equals its
  8. The freezing point of a liquid decreases when the pressure is increased, if the liquid __________ while…
  9. Chemical potential (an intensive property) of a substance is a force that drives the chemical system…
  10. Which of the following is Virial equation of state?
  11. If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical,…
  12. Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression…
  13. For an ideal gas, the enthalpy
  14. The intensive properties are
  15. Which of the following is Clausius-Clapeyron Equation for vaporisation of an ideal gas under the condition…
  16. A change in state involving a decrease in entropy can be spontaneous, only if
  17. For a constant volume process
  18. Third law of thermodynamics is concerned with the
  19. As the temperature is lowered towards the absolute zero, the value of ∂(ΔF)/∂T, then…
  20. Which one is true for a throttling process?
  21. At equilibrium condition, the chemical potential of a material in different phases in contact with each…
  22. Out of the following refrigeration cycles, which one has maximum COP?
  23. For equilibrium process (i.e. reversible) in an isolated system
  24. Joule-Thomson co-efficient for a perfect gas is
  25. Boiling of liquid is accompanied with increase in the
  26. Pick out the wrong statement
  27. Cv is given by
  28. In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction…
  29. __________ does not change during phase transformation processes like sublimation, melting & vaporisation.
  30. Entropy change of mixing two liquid substances depends upon the