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Chemical Engineering :: Chemical Engineering Thermodynamics

  1. Trouton's ratio of __________ liquids is calculated using Kistyakowsky equation.

  2. A.
    polar
    B.
    non-polar
    C.
    both (a) & (b)
    D.
    neither (a) nor (b)

  3. Activity co-efficient is a measure of the

  4. A.
    departure from ideal solution behaviour.
    B.
    departure of gas phase from idea] gas law.
    C.
    vapour pressure of liquid.
    D.
    none of these.

  5. While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is

  6. A.
    infinity
    B.
    unity
    C.
    constant
    D.
    negative

  7. Which of the following units is not present in both the vapor compression refrigeration system and absorption refrigeration system ?

  8. A.
    Expansion valve
    B.
    Condenser
    C.
    Refrigerator
    D.
    Compressor

  9. For an isothermal reversible compression of an ideal gas

  10. A.
    only ΔE = 0
    B.
    only ΔH =0
    C.
    ΔE = ΔH = 0
    D.
    dQ = dE

  11. Melting of ice exemplifies a/an

  12. A.
    adiabatic process.
    B.
    endothermic reaction.
    C.
    exothermic reaction.
    D.
    process involving a chemical reaction.

  13. A refrigeration cycle is the same as a __________ cycle,

  14. A.
    turbine
    B.
    heat engine
    C.
    reversed heat engine
    D.
    none of these

  15. At __________ point, all the three phases (i.e.solid, liquid and gas) co-exist.

  16. A.
    eutcetic
    B.
    triple
    C.
    plait
    D.
    critical

  17. Kopp's rule is used to calculate the heat capacity of

  18. A.
    solids
    B.
    liquids
    C.
    gases
    D.
    all (a), (b) & (c)

  19. __________ explains the equilibrium constant for any chemical reaction.

  20. A.
    Henry's law
    B.
    Law of mass action
    C.
    Hess's law
    D.
    none of these