The size of the earth or ground wire is based on the:
A)maximum fault current carrying through the ground wire
B)rated current carrying capacity of the service line
C)depends on the soil resistance
D)both (a) and (c)

Question

Quizplus · Accepted Answer

The size of the earth or ground wire is determined by the maximum fault current it can carry (to ensure it can safely handle fault conditions without overheating or breaking) and the soil resistance, which affects the grounding system's overall effectiveness.

The Size of the Earth or Ground Wire Is Based