InterNachi Electrical Material Exam Questions and Answers
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Course
2024/2025
Institution
2024/2025
InterNachi Electrical Material Exam
Questions and Answers
T/F: Electrical service masts can support telephone cables. - Answer-False
Fused neutral circuits were common in the __________. - Answer-1920s
T/F: All panel enclosures need to be bonded to ground - Answer-True
A live wire is sometimes...
What location in the home requires fixed lighting? - Answer✔✔-Kitchen
T/F: The inspector is required to test forVoltage drop on electrical receptacles - Answer✔✔-
False
Are horizontally mounted face-up countertop receptacles allowed? - Answer✔✔-No, Because
water from a spill can go in.
Electric panel buses colored red, blue, and black are indicative of a ______________. -
Answer✔✔-3-Phase Supply
A service entrance with ________ connected conductor(s) is a 3-phase supply. - Answer✔✔-
Four
If _______ is/are present, the panel should not be opened to inspect - Answer✔✔-Arcing,
Smoke, Exposed Wiring, Moisture, Rusting
______________ occurs when a spark jumps between an energized part and a grounded part -
Answer✔✔-Arc-Flashing
A _____-amp breaker should supply a minimum #12 conductor. - Answer✔✔-20
A __________ conductor should be connected to a 15-amp fuse or breaker. - Answer✔✔-14
AWG
Several grounded conductors ___________ terminate on the same lug. - Answer✔✔-Should not
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