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+clc ;funcprot(0);
+//Example 2.2
+
+//Initializing the variables
+p1 = 22.4*10^3;//Initial Pressure
+z1 = 11000;//Initial Height
+z2 = 15000;//final Height
+g = 9.81;//Acceleration due to gravity
+R = 287; //Gas Constant
+T = 273-56.6;//Temperature
+
+//Calculations
+p2 = p1*exp(-g*(z2-z1)/(R*T));
+rho2=p2/(R*T);
+disp(rho2,"Final Density (kg/m3) :",p2/1000,"Final Pressure (kN/m2):");