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//===========================================================================
//chapter 5 example 4
clc;clear all;
//variable declaration
Vac = 500; //voltage in V
Iac = 0.1; //current in A
f = 50; //frequency in Hz
L = 0.8; //inductance in H
Vdc = 300; //voltage in V
Z =5000;
//calculations
W = 2*(%pi)*f*L;
R = (sqrt((Z^2)-(W^2))); //resistance in Ω
Idc = Vdc/(R); //instrument current in A
V = (Vac/(Iac))*(Idc); //Reading of instrument when connected to 300V in V
//result
mprintf("Reading of instrument when connected to 300V = %3.1f V",V);
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