Question: . The dry - bulb temperature and the dew point temperature of moist air at standard atmospheric pressure are 2 5 C and 1 5

.

The dry

-

bulb temperature and the dew point temperature of moist air at standard atmospheric pressure are

25

C and

15

oC respectively. Determine the humidity ratio, the degree of saturation, the relative humidity, the specific enthalpy and the specific volume of the moist air, a

.

By using moist air table and perfect gas equation. b

.

By using psychrometric chart.

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