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

تمرين 24

In a balanced three-phase wye-wye system, the source is an abc -sequence set of voltages. The load voltage on the a phase is V AN = 120 60° V rms, Z line = 2 + j 1.4 , and Z load = 10 + j 10 . Determine the input voltages.