Shared neutrals serving 208/120V circuits, however, can be subjected to currents that exceed the phase current. While it's good practice to maintain well-balanced 3-phase circuits, you cannot solve a ...

Students learn how to solve circuit problems involving complex circuits.

How to Solve Any Problem By Asking 5 Questions More to the point: asking the same question five times. EXPERT OPINION BY BILL MURPHY JR., FOUNDER OF UNDERSTANDABLY AND CONTRIBUTING EDITOR, INC.