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  1. dW and dq are not the exact differential, because q and W are
  2. Pick out the correct statement:
  3. One ton of refrigeration capacity is equivalent to the heat removal rate of
  4. Pick out the extensive property out of the following.
  5. The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing…
  6. Clapeyron Equation deals with the
  7. Pick out the correct statement.
  8. Choose the condition that must be specified in order to liquify CO2 (triple point for CO2 is - 57°C…
  9. Partial molar free energy of an element A in solution is same as its
  10. Which of the following units is not present in both the vapor compression refrigeration system and absorption…
  11. Mollier chart is a __________ plot.
  12. Pick out the wrong statement.
  13. What is the value of ln y (where y = activity co-efficient) for ideal gases?
  14. Entropy change for an irreversible process taking system and surrounding together is
  15. Joule-Thomson experiment is
  16. The necessary condition for phase equilibrium in a multiphase system of N components is that the
  17. Pick out the wrong statement.
  18. In an irreversible process
  19. Which of the following is an undesirable characteristic of a refrigerant?
  20. Specific volume of an ideal gas is
  21. The internal energy of an ideal gas is a function of its __________ only.
  22. Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal…
  23. Cp of a gas at its critical temperature and pressure
  24. Which of the following is a widely used refrigerant in vapour compression refrigeration system (using…
  25. __________ does not change during phase transformation processes like sublimation, melting & vaporisation.
  26. In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the…
  27. The equation, (d loge PA/d loge xA) = (d loge PA/d loge xB) applicable to a binary solution of components.…
  28. A change in state involving a decrease in entropy can be spontaneous, only if
  29. With increase in temperature, the atomic heat capacities of all solid elements
  30. Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression…