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  1. The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is

  2. A.

     0

    B.

     +ve

    C.

     -ve

    D.

     ∞


  3. The internal energy of an incompressible fluid depends upon its

  4. A.

     Pressure

    B.

     Temperature

    C.

     Both A & B

    D.

     Neither A nor B


  5. Normal temperature and pressure (N.T.P.) corresponds to

  6. A.

     0°C and 760 mm Hg

    B.

     15°C and 760 mm Hg

    C.

     20°C and 760 mm Hg

    D.

     0°C and 1 kgf/cm²


  7. For an incompressible fluid, the __________ is a function of both pressure as well as temperature.

  8. A.

     Internal energy

    B.

     Enthalpy

    C.

     Entropy

    D.

     All of the above


  9. Specific heat of a gas for a reversible adiabatic process is

  10. A.

     Negative

    B.

     Zero

    C.

     Infinity

    D.

     None of these


  11. Entropy change in case of reversible adiabatic process is

  12. A.

     Minimum

    B.

     Zero

    C.

     Maximum

    D.

     Indeterminate


  13. In a homogeneous solution, the activity co-efficient of a component depends upon the

  14. A.

     Pressure

    B.

     Composition

    C.

     Temperature

    D.

     All of the above


  15. In a homogeneous solution, the fugacity of a component depends upon the

  16. A.

     Pressure

    B.

     Composition

    C.

     Temperature

    D.

     All of the above


  17. Solubility of a substance which dissolves with an increase in volume and liberation of heat will be favoured by the

  18. A.

     Low pressure and high temperature

    B.

     Low pressure and low temperature

    C.

     High pressure and low temperature

    D.

     High pressure and high temperature


  19. Third law of thermodynamics is helpful in

  20. A.

     Prediction of the extent of a chemical reaction

    B.

     Calculating absolute entropies of substances at different temperature

    C.

     Evaluating entropy changes of chemical reaction

    D.

     Both B and C