Question

Determine the properties of moist air in a region where tdb=80F,twb=70F and barometer reading of 750 mmHg. Compute (a) dew point temperature (b) percent relative humidity (c)partial pressure of dry air (d) specific humidity (e) enthalpy (f) specific volume of moist air.

Answer 1

ANS:

a. 65.52^o F

b. 61.38 %

c. 0.3114 psi

d. 0.01365

e. 34.54 BTU/lb

f. 14.088 ft³/lb

Solution:

The output from the psychro cal software: