31. The __________ is obtained when carbonization of coal is carried out at 500° to 700° C.
32. When a gas is heated at constant volume
33. In a reversible adiabatic process, the ratio of $$\frac{{{{\text{T}}_1}}}{{{{\text{T}}_2}}}$$ is equal to
34. The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv).
35. The processes occurring in open system which permit the transfer of mass to and from the system, are known as
36. Which of the following is not the intensive property?
37. To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is
38. When the gas is heated at constant pressure, the heat supplied
39. When the gas is heated at constant volume, the heat supplied
40. Kinetic theory of gases assumes that the collisions between the molecules are
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