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+// Example 7_12
+clc;funcprot(0);
+// Given data
+T=600;// K
+I=0.10;// amp
+L=10.0*10^-3;// m
+b=5.00*10^-3;// m
+w=1.00*10^-3;// m
+rho_e=0.10;// ohm.m
+
+// Calculation
+A=b*w;// m^2
+R_e=rho_e*(L/A);// W/A^2
+S_pW=(I^2*R_e)/T;// W/K
+printf('\nThe entropy production rate of the chip,(S_p)_W=%0.4f W/K',S_pW);