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diff --git a/2219/CH1/EX1.1/Ex1_1.sce b/2219/CH1/EX1.1/Ex1_1.sce
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+// Chapter 1 example 1
+//------------------------------------------------------------------------------
+clc;
+clear;
+
+// Given data
+R   = 1.2;      // ratio of free space wavelength of a microwave signal to its wavelength when prop. through a dielectric medium
+
+// Calculations
+// lamda = lamda0/sqrt(er);
+// er    = (lamda0/lamda)^2;
+// let lamda0/lamda  = R
+
+er  = (R)^2;        // Dielectric constant of medium
+
+// Output
+mprintf('The Dielectric constant of medium = %3.2f',er );
+//------------------------------------------------------------------------------
diff --git a/2219/CH1/EX1.2/Ex1_2.sce b/2219/CH1/EX1.2/Ex1_2.sce
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+// Chapter 1 example 2
+//------------------------------------------------------------------------------
+clc;
+clear;
+// Given data
+Rmax        = 112;      // Max permissable range in Kms
+H1          = 256;      // Ht of the antenna in m
+// Calculations
+// Rmax  = 4(sqrt(H1) + sqrt(H2));
+// H2    = ((Rmax/4)-sqrt(H1))^2;
+H2    = ((Rmax/4)-sqrt(H1))^2;      // Ht of other antenna
+// Output
+mprintf('Height of other antenna = %d m',H2);
+//------------------------------------------------------------------------------