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+//Chapter 6, Example 6.6
+clc
+//Initialisation
+C=3*10**-8                     //capacitance in farad
+pi=3.14                       //pi
+f=10**3                          //frequency in hertz
+V=10                           //voltage
+R=10**4                          //resistance in ohm
+i=5                          //current in ampere
+r=10                             //resistance in ohm
+L=25*10**-3                    //inductance in henry
+VL=39.3                        //from phasor diagram
+VR=50                        //from phasor diagram
+
+
+//Calculation
+w=2*pi*f                       //angular frequency
+Xc=1/(w*C)                      //capacitive reactance in ohm
+I=sqrt((V**2)/(R**2+Xc**2))      //current in ampere
+phi=atan(Xc/R)                //phase angle
+
+//Results
+printf("Current, I = %d uA\n",I*10**6)
+printf("Phase Angle, phi = %.2f Degree",phi*180/pi)           //wrong answer in textbook