Basic Engineering Circuit Analysis 11th Edition by David Irwin ,Robert Nelms

تمرين 111

An abc -sequence set of voltages feeds a balanced three-phase wye-wye system. If the line current in the a phase is 16.78 20.98° A rms, the line impedance is 1.2 + j 1.8 , and the input voltage V ab = 440/70° V rms, find the load impedance.