... Delta-star and star-delta transformations603 Introduction603 Delta and star connections603 Delta-star transformation603 Star-delta transformation 611 Further problems on delta-star and star-delta ... Th´evenin’s and Norton’s theorems,delta-star and star-delta transforms, maximum power transfer theorems and impedance matching, complex waveforms, harmonic analysis,magnetic materials, dielectrics and ... 25 Z2.7 Multiples and sub-multiplesCurrents, voltages and resistances can often be very large or very small.Thus multiples and sub-multiples of units are often used, as stated inchapter 1....