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+clc

+clear

+printf("Example 9.3 | Page number 255 \n\n");

+//Part(a) Find internal energy

+//Part(b) Find enthalpy and internal energy at (i)10bar,50°C and,(ii)0.085 m^3/kg and 50°C

+

+//Given Data

+p = 1 //bar //pressure

+T = 50+273 //°C //temperature

+h = 324.6 //kJ/kg //enthalpy

+R = 8.3143 //kJ/kmolK

+M = 28.97 //kg/kmol

+//Part (a)

+printf("Part (a)\n");

+u = h - (R/M)*T //kJ/kg //internal energy

+printf("Internal energy = %.1f kJ/kg\n",u)

+//Part (b)

+printf("\nPart (b):(i)\n");

+u = h - (R/M)*T //kJ/kg //internal energy

+printf("Enthalpy = %.1f kJ/kg\n",h)

+printf("Internal energy = %.1f kJ/kg\n",u)

+printf("Part (b):(ii)\n");

+u = h - (R/M)*T //kJ/kg //internal energy

+printf("Enthalpy = %.1f kJ/kg\n",h)

+printf("Internal energy = %.1f kJ/kg",u)