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clear;
clc;
printf("\t Example 5.6\n");
//part(i)
y=.048; //humidity kmol water vapour/kmol dry air
y_bar=y*(18/28.84); //(from chart) absolute humidity
printf("\n we get absolute humidity as :%f kg of water/kg dry air",y_bar);
printf("\n we get percentage humidity as(from chart) :%f percent",25.5);
y_bar=y*(18/28.84); //relative humidity
Ma=18; //molecular weight
Mb=28.84; //molecular weight
Tg=55; //temperature of mixture
pt=1.013*10^5; //total pressure in pascal
VH=8315*[(1/Mb)+(y_bar/Ma)]*[(Tg+273)/pt]; //humid volume in m^3mixture/kg of dry air
printf("\n we get VH as \t :%f m^3/kg dry air",VH);
//part(ii)
Ca=1005;
Cb=1884;
Cs=Ca+Cb*y_bar; //humid heat in j/kg dry air degree celcius
printf("\n we get humid heat as \t :%f j/kg dry air degree celcius ",Cs);
//part(iii)
d=2502300; //latent heat in j/kg
H=Cs*(Tg-0)+y_bar*d; //enthalpy for refrence temperature of 0 degree
printf("\n we get H as \t :%f j/kg dry air",H);
//end
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