1 files changed, 26 insertions, 0 deletions
diff --git a/2642/CH3/EX3.4/Ex3_4.sce b/2642/CH3/EX3.4/Ex3_4.sce
new file mode 100755
index 000000000..295de1627
--- /dev/null
+++ b/2642/CH3/EX3.4/Ex3_4.sce
@@ -0,0 +1,26 @@
+// FUNDAMENTALS OF ELECTICAL MACHINES 
+// M.A.SALAM 
+// NAROSA PUBLISHING HOUSE 
+// SECOND EDITION
+
+// Chapter 3 : TRANSFORMER AND PER UNIT SYSTEM
+// Example : 3.4
+clc;clear; // clears the console and command history 
+
+// Given data
+N_1 = 450  // number of turns in the primary coil of transformer
+N_2 = 45   // number of turns in the secondary coil of transformer
+Z_L = 3    // load impedance in Ω
+V_1 = 15   // primary coil voltage of transformer in V
+
+// caclulations 
+a = N_1/N_2   // turn ratio
+Z_1 = a^2*Z_L // load impedance referred to primary ohm
+I_1 = V_1/Z_1 // primary current in A
+
+
+// display the result 
+disp("Example 3.4 solution");
+printf(" \n Turn ratio \n a = %.0f \n", a);
+printf(" \n Load impedance referred to primary \n Z_1 = %.0f Ω \n", Z_1);
+printf(" \n Primary current \n I_1 = %.2f A \n", I_1);