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+// Example 2.4
+// Computation of (a) Secondary voltage (b) Load current
+// (c) Input current to the primary (d) Input impedance looking into the primary terminals
+// Page No. 51
+
+clc;
+clear;
+close;
+
+NHS=200;               // Number of turns in primary
+NLS=20;                // Number of turns in secondary
+E=120;                 // Primary voltage magnitude
+ES_Mag=12;             // Secondary voltage magnitude
+ES_Ang=0;              // Secondary voltage angle
+Zload_Mag=100;         // Load magnitude
+Zload_Ang=30;          // Load angle 
+f=60;                  // Frequency
+
+// (a)  Secondary voltage
+a=NHS/NLS;
+ELS=E/a;      
+
+// (b) Load current
+IS_Mag=ES_Mag/Zload_Mag;         // Load current magnitude
+IS_Ang=ES_Ang - Zload_Ang;       // Load current angle
+
+//(c) Input current to the primary
+Ip_Mag=IS_Mag/a;                 // Input current to the primary magnitude
+Ip_Ang=IS_Ang;                   // Input current to the primary angle
+
+//(d) Input impedance looking into the primary terminals
+Zin_Mag=a^2*Zload_Mag;           // Input impedance magnitude 
+Zin_Ang=Zload_Ang;               // Input impedance angle
+Zin_Mag=Zin_Mag/1000;
+
+// Display result on command window
+printf("\n Turns ratio = %0.0f  ",a);
+printf("\n Secondary voltage = %0.0f V", ELS);
+printf("\n Load current magnitude = %0.2f A",IS_Mag);
+printf("\n Load current angle = %0.0f deg",IS_Ang);
+printf("\n Input current to the primary magnitude = %0.3f A",Ip_Mag);
+printf("\n Input current to the primary angle = %0.0f deg",Ip_Ang);
+printf("\n Input impedance magnitude = %0.0f KOhm", Zin_Mag);
+printf("\n Input impedance angle = %0.0f deg", Zin_Ang);