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+// Find current,dc voltage,voltage across load
+// Basic Electronics
+// By Debashis De
+// First Edition, 2010
+// Dorling Kindersley Pvt. Ltd. India
+// Example 3-15 in page 150
+
+clear; clc; close;
+
+// Given data
+Vm=50; // Maximum voltage in V
+f=50; // Frequency in Hz
+Rf=20; // Internal resistance in ohms
+Rl=5000; // Load resistance in ohms
+
+// Calculation
+Im=Vm/(Rl+Rf);
+printf("Since diode conducts only during pisitive half of the input,Im = %0.0e A\n",Im);
+printf("(a)Hence i = 10*sin100*pi*t\n");
+Vdc=(Im/%pi)*Rl;
+printf("(b)V_dc = %0.1f V\n",Vdc);
+printf("Hence V_0v=15.9sin100*pi*t\n");
+printf("(c)When diode is reverse biased,voltage across diode = %0.1f*sin100*pi*t for 0<100*pi*t<pi and 0 for pi,100*pi*t<2*pi",Vdc);
+
+// Result
+// (a) Current in the circuit = 10sin100*pi*t
+// (b) DC output voltage across load = 15.9sin100*pi*t
+// (c) Voltage across diode = 15.9sin100*pi*t for 0<100*pi*t and 0 for pi<100*pi*t<2*pi