Which is larger? 2/0 or 3/0

In the context of wire sizes, particularly in the American Wire Gauge (AWG) system, larger numbers indicate smaller wire diameters. Therefore, 3/0 (pronounced "three aught") is larger than 2/0 ("two aught"). This is because the numbering system is set up in such a way that as the gauge number increases, the physical diameter of the wire decreases.

In comparison, 2/0 has a larger diameter than 3/0. The real-life application of wire sizes often relates to the amount of current the wire can safely carry, and larger sizes tend to be used for higher current applications. Understanding this system is crucial for lineworkers in selecting appropriate wire for electrical systems.