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+
+clear;
+clc;
+disp('Example 1.7');
+
+
+//  Given values
+m = 10; //  mass of iron casting, [kg]
+t1 = 200; //  initial temperature, [C]
+Q = -715.5; //  [kJ], since heat is lost in this process
+
+// From the table of average specific heat capacities
+c = .50; //  specific heat capacity of casting iron, [kJ/kg K]
+
+//  solution
+//  using heat equation
+//  Q = m*c*(t2-t1)
+
+t2 = t1+Q/(m*c); // [C]
+
+mprintf('\n The final temperature is  t2 =  %f C\n',t2);
+
+// End