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//CHAPTER 1- D.C. CIRCUIT ANALYSIS AND NETWORK THEOREMS
//Example 3
disp("CHAPTER 1");
disp("EXAMPLE 3");
//VARIABLE INITIALIZATION
//converting star with points C, D and E into delta CDE
//star values
rc=3;
rd=7;
re=5;
//SOLUTION
//delta values
r=(rc*rd)+(rd*re)+(re*rc);
rcd=r/re;
rde=r/rc;
rec=r/rd;
req1=(8*rec)/(8+rec); //equivalent resistance between C and E
req2=(6*rde)/(6+rde); //equivalent resistance between D and E
req3=(4*rcd)/(4+rcd); //equivalent resistance between C and D
req4=req2+req3;
req5=(req1*req4)/(req1+req4);
req6=req5+4.6;
req7=(req6*7.6)/(req6+7.6);
disp(sprintf("The equivalent resistance between points A and B is %f Ω",req7));
//END
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