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+//Harriot P., 2003, Chemical Reactor Design (I-Edition), Marcel Dekker, Inc., USA, pp 436.
+//Chapter-6 Ex6.3.b Pg No. 248
+//Title:Effect of conversion on reducing the length to half
+//====================================================================================================================
+clear
+clc
+//INPUT
+L_old=48;// Old bed length (cm)
+L_new=L_old/2;//New bed length (cm)
+k_rho_L_by_u_old=2.65;//Refer Ex6.3.a
+Pe_dash_old=40;//Refer Ex6.3.a
+
+//CALCULATION
+k_rho_L_by_u_new=k_rho_L_by_u_old/2;
+X_A_cal=(1-exp(-k_rho_L_by_u_new));//Calculated conversion
+Pe_dash_new=Pe_dash_old/2;
+k_rho_L_by_u_graph=1.3992;//Value obtained from Figure6.12 for the calculated conversion
+Percentage_excess_cat=((k_rho_L_by_u_graph-k_rho_L_by_u_new)/k_rho_L_by_u_new)*100;
+
+//OUTPUT
+//Console Output
+mprintf('\n The effect of axial dispersion is less on reducing the bed length \n The percentage excess of catalyst = %.0f%%',Percentage_excess_cat );
+
+//File Output
+fid= mopen('.\Chapter6_Ex3_b_Output.txt','w');
+mfprintf(fid,'\n The effect of axial dispersion is less on reducing the bed length \n The percentage excess of catalyst = %.0f%%',Percentage_excess_cat );
+mclose(fid);
+//================================================================END OF PROGRAM==========================================