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+// Exa 3.11

+clc;

+clear;

+close;

+// Given data

+V1 = 2.5;// in litre

+P1  = 1400;// kN/m^2

+P2 = 280;//in kN/m^2

+T1 = 1100;// in °C

+T1 = T1 + 273;// in K

+n = 1.28;

+V2 = V1 * (P1/P2)^(1/1.28);// in litres

+disp(V2,"Final volume in litres is");

+T2 = T1  * ((P2*V2)/(P1*V1));// in K

+T2 = T2  - 273;// in degree C

+disp(T2,"Final temperature in degree C is");

+W = (P1* V1 - P2*V2)/(n-1);// in Joules

+disp(W*10^-3,"Work done in kJ is");