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clc
// Fundamental of Electric Circuit
// Charles K. Alexander and Matthew N.O Sadiku
// Mc Graw Hill of New York
// 5th Edition
// Part 1 : DC Circuits
// Chapter 2: Basic Laws
// Example 2 - 15
clear; clc; close;
//
// Given data
V = 120.00;
Rac = 12.50;
Rcb = 15.00;
Rcn = 5.00;
Rbn = 20.00;
Ran = 10.00;
Rab = 30.00;
//
// Calculations
// Convert Y Network to Equivalent Delta Network
// Calculations Rabc
Rabc = (Ran*Rbn)+ (Rbn*Rcn) + (Rcn*Ran)
// Calculations Ra
Ra = Rabc/Ran;
// Calculations Rb
Rb = Rabc/Rbn;
// Calculations Rc
Rc = Rabc/Rcn;
// Calculations RP1
RP1 = (Rc*Rab)/(Rc+Rab);
// Calculations RP2
RP2 = (Rb*Rac)/(Rb+Rac);
// Calculations RP3
RP3 = (Ra*Rcb)/(Ra+Rcb);
// Calculations RS1
RS1 = RP2 + RP3;
// Calculations Req
Req = (RP1*RS1)/(RP1 + RS1)
// Calculations Current (I)
I = V/Req
// Display the result
disp("Example 2-15 Solution : ");
printf(" \n Rab : Resistance Equivalen(Rab) = %.3f Ohm ",Req);
printf(" \n I : Current (I) = %.3f A",I);
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