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NHIE Exam II: Electrical Study Questions and Answers
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NHIE Exam II: Electrical Study Questions and Answers Electrical System Scope includes the ___ / ___ ___ ___, all other low voltage systems are out of scope - Answer-120 / 240 Volt systems Electrical system inspection scope begins at the ___ ___ - Answer-service drop An inspector is expected to...

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  • October 16, 2024
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  • 2024/2025
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EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024




NHIE Exam II: Electrical Study
Questions and Answers

Electrical System Scope includes the ___ / ___ ___ ___, all other low voltage systems are out of

scope - Answer✔✔- Volt systems


Electrical system inspection scope begins at the ___ ___ - Answer✔✔-service drop


An inspector is expected to inspect a __ __ of receptacles and lights in each room - Answer✔✔-

representative number


This is the name for the max current a conductor or device can carry continuously without

exceeding it temperature rating. - Answer✔✔-Ampacity


What is a system for identifying the diameter for electrical wires - Answer✔✔-AWG - (American

Wire Gauge)


What is the process of connecting, both physically and electrically, metal components of the

electrical system that are not intended to carry electrical current to provide a low resistance

return to the circuit breaker or fuse to clear ground faults. - Answer✔✔-Bonding


What do you call the conductors that being at a circuit breaker or fuse and serve one or more

outlets - Answer✔✔-Branch Circuit




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,EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024


What do you call a branch circuit in which two energized conductors share one neutral

conductor - Answer✔✔-Multi-wire Branch Circuit


Metal that is in direct contact with the earth and serves as the electrical system grounding

connection - Answer✔✔-Grounding Electrode


What do you call a conductor that runs between the grounding electrode and an accessible

point downstream from where the grounded service entrance conductor connects to the

service drop or lateral. - Answer✔✔-Grounding Electrode Conductor (GEC)


Where would you expect to find the GEC Connection? - Answer✔✔-At the Service Equipment


What do you call a circuit breaker or receptacle that detects a ground fault by monitoring the

imbalance in current flow between the energized and neutral conductors and stops current

flow. - Answer✔✔-Ground Fault Circuit Interrupter (GFCI)


What is the law that describes the relationship of the electric current which flows through as

being proportional to the voltage and resistance applied (V= IR) - Answer✔✔-Ohm's Law


What is the law that describes the relationship between Power, amperage and voltage drop in

an electrical circuit (P = VI) - Answer✔✔-Watt's Law


What do you call a fuse or a circuit breaker which interrupts the flow of electricity when a set

current flow is exceeded, or when a short circuit fault is detected; these devices prevent

conductors and devices from overheating and causing fires - Answer✔✔-Overcurrent protection

device (OPD)



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, EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024


What do you call the conductors between the transformer belonging to the utility and the

house - Answer✔✔-Service Drop or Service Lateral


What is the difference between a Service Drop and a Service Lateral? - Answer✔✔-Service Drop

is above ground




Service Lateral is below ground


What do you call the conductors between the service drop or service lateral and the service

equipment - Answer✔✔-Service Entrance Conductors


What do you call the equipment made up of circuit breakers, switches , or fuses that shut off

electricity to the house. - Answer✔✔-Service Equipment


What do you call the electrical service consisting of two energized 120V conducts and one

grounded conductor - Answer✔✔-Single phase electrical service


Electrical service consisting of three energized conductors; this service type is mostly for

commercial and industrial building. - Answer✔✔-Three Phase Electrical Service


What do you call something that begins at a source, flows through an energized conductor,

performs work at a load and returns to the source. - Answer✔✔-Electricity


The other (not hot or neutral) wire in modern residential branch circuit is an ___ ___ ___. -

Answer✔✔-equipment grounding conductor




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