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diff --git a/181/CH2/EX2.28/example2_28.sce b/181/CH2/EX2.28/example2_28.sce
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+// Maximum forward current,forward resistance
+// Basic Electronics
+// By Debashis De
+// First Edition, 2010
+// Dorling Kindersley Pvt. Ltd. India
+// Example 2-28 in page 104
+
+clear; clc; close;
+
+// Given data
+P_max=2.5; // Maximum power in watt
+V_f=0.9; // Forward voltage in V
+I_max=2.2; // Maximum current in A
+
+// Calculation
+I_fmax=P_max/V_f;
+R_f=P_max/(I_max)^2;
+
+printf("(a)Maximum forward current = %0.2f A\n",I_fmax);
+printf("(b)Forward diode resistance = %0.3f ohm",R_f);
+
+// Result
+// Forward current = 2.78 A
+// Diode forward resistance = 0.517 ohm
+\ No newline at end of file
diff --git a/181/CH2/EX2.28/example2_28.txt b/181/CH2/EX2.28/example2_28.txt
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+(a)Maximum forward current = 2.78 A
+(b)Forward diode resistance = 0.517 ohm 
+\ No newline at end of file