The amount of fault overcurrent available at the load terminals of switchgear— either short-circuit or ground-fault overcurrent — is determined by __________.
A) the impedance rating of the contained transformer (within the unit substation)
B) All of The answers
C) the length of the service conductors between the connection to the electric-utility source (load-end transformer) and the unit substation within the building
D) the load-current rating of the secondary switchgear
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Answer:B
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