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+//ques6
+//calculating heat transferred in gas vapour mixture
+clear
+clc
+//n-Nitrogen
+//v-water vapour
+Pn2=1995;//Pressure of nitrogen in kPa
+V=0.5;//Volume in m^3
+Rn2=0.2968;//Gas constant for nitrogen in kJ/kg.K
+Rv=0.4615;//gas constant for vapour
+T1=323.2;//Temperature in K
+T2=283.2;//Temperature in K
+Pv1=5;//Pressure of water vapour in kPa at state 1
+Pv2=1.2276;//Pressure of water vapour in kPa at state 2
+mn2=Pn2*V/(Rn2*T1);//mass of nitrogen
+mv1=Pv1*V/(Rv*T1);//mass of vapour in kg
+mv2=Pv2*V/(Rv*T2);//mass of vapour in kg
+ml2=mv1-mv2;//mass of liquid condensed n kg
+uv1=2443.1;//specific internal energy of vapour in kJ/kg at state 1
+uv2=2389.2;//specific internal energy of vapour in kJ/kg at state 2
+ul2=42.0;//specific internal energy of liquid water in kJ/kg
+Cv=0.745;//specific heat at constant volume in kJ/kg.K
+Q=mn2*Cv*(T2-T1)+mv2*uv2+ml2*ul2-mv1*uv1;
+printf('Heat transferred = %.1f kJ ',Q);
+\ No newline at end of file