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

تمرين 98

In a balanced three-phase wye-wye system, the source is an abc -sequence set of voltages and V an =120 40° V rms. If the a-phase line current and line impedance are known to be 7.10 10.28° A rms and 0.8 + j 1 , respectively, find the load impedance.