A.always higher than the wet bulb temperature
B.never lower than the wet bulb temperature
C.the temperature of air obtained on cooling it till saturation at constant pressure
D.the temperature of air obtained on cooling it till saturation at constant volume
A.loss of entropy to the surroundings
B.exchange of entropy between the two gases
C.increase in available heat but decrease in unavailable heat
D.None of the above
A.the sum of the volume friction is unity
B.there would be no volume change if the components are mixed while holding the temperature and pressure constant
C.all diatomic gases occupy double the volume of monoatomic gases for identical masses
D.None of the above
A.Magnetohydrodynamic conversion
B.Thermionic generator
C.Battery producing electrical energy
D.Solar radiation
A.Zero
B.positive
C.Negative
A.reversible
B.irreversible
C.reversible or irreversible depending upon the gases involved
A.enthalpy
B.entropy
C.temperature
D.internal energy
A.always less than atmospheric pressure
B.always unity
C.an index of molecular position of gas
D.dimensionless
A.decreases
B.increases
C.remain unaffected
D.first increased and then decreases
A.2.33
B.3.33
C.4.33
D.5.33