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+clc;clear;
+//Example 3.8
+
+//given values
+T=80;
+P=5;
+
+//from Table A–7
+//at compressed liq given conditions
+u=333.82;
+
+//from Tablw A-4
+//at saturation
+usat=334.97;
+
+//calcualtion
+e=(usat-u)/u*100;
+disp(u,'internal energy of compressed liquid water using data from the compressed liquid table in kJ/kg ');
+disp(usat,'internal energy of compressed liquid water using saturated liquid data in kJ/kg ');
+disp(e,'the % error involved in the second case is ')