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diff --git a/2444/CH4/EX4.11/ex4_11.sce b/2444/CH4/EX4.11/ex4_11.sce
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+// Exa 4.11
+clc;
+clear;
+close;
+format('v',5)
+// Given data
+V_CC = 8;// in V
+I_CR_C = 0.5;// in V
+R_C = 800;// in ohm
+V_CE = V_CC - I_CR_C;// in V
+disp(V_CE,"The collector emitter voltage in V is");
+I_C = I_CR_C/R_C;// in A
+Alpha = 0.96;// unit less
+Beta = Alpha/(1-Alpha);
+I_B = I_C/Beta;// in A
+I_B = I_B * 10^6;// in µA
+disp(I_B,"The Base current in µA is");