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Exam 1: National Electrical Code

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Question 31

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Sign or outline lighting system equipment shall be at least________ $\mathrm{ft}$ above areas accessible to vehicles unless protected from physical damage.

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Question 32

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Appliance receptacle outlets installed in a dwelling unit for specific appliances, such as laundry equipment, shall be installed within_________ $\mathrm{ft}$ of the intend-ed location of the appliance.

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Question 33

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A receptacle outlet shall be installed at each kitchen wall countertop space that is_________ in. or wider.

$\mathrm{A}(\mathrm{n})$ _________is a device intended to provide protection from the effects of arc faults by recognizing characteristics unique to arcing and by functioning to de-energize the circuit when an arc fault is detected.

Outdoor mobile home disconnecting means shall be installed so the center of the grip of the operating handle, when in the highest position, is not more than ________(\mathrm{ft}________in. above the finished grade or working platform.

\(A(n) _________ is defined as the connection between the grounded circuit conductor and the supply-side bonding jumper, or the equipment grounding conductor, or both, at a separately derived system.

The service equipment shall be located in sight from and not more than_________ $\mathrm{ft}$ from the exterior wall of the mobile home it serves.

Interior metal water piping that is electrically continuous with a metal underground water pipe electrode and is located not more than_________ $\mathrm{ft}$ from the point of entrance to the building shall be permitted to extend the connection to the grounding electrode(s).

Conductors shall be considered outside of a building or other structure where installed under not less than_________ in. of concrete beneath a building or other structure.

When calculating track lighting loads for a commercial service, an additional load of ______volt-amperes shall be included for every ______ $\mathrm{ft}$ of lighting track or fraction thereof.

Service conductors installed as open conductors shall have a clearance of not less than_________ $\mathrm{ft}$ from windows that are designed to be opened.

The ampacity of the supply conductors for a resistance welder that may be operated at different times at different values of primary current or duty cycle shall not be less than _________of the rated primary current for seam and automatically fed welders.

A metal pole, supporting a luminaire, does not require a handhole if the pole is ______ $\mathrm{ft}$ or less in height above grade where the supply wiring method continues without splice or pull point, and where the interior of the pole and any splices are accessible by removing the luminaire.

A door sill or curb that is of an approved height that will confine the oil from the largest transformer within the vault shall be provided, and in no case shall the height be less than ________in.

A clearly labeled emergency shutoff or control switch for the purpose of stopping the motor(s) that provide power to the recirculation system and jet system shall be installed at a point readily accessible to the users and at least _________ ft away adjacent to, and within sight of the spa or hot tub.

In other than dwelling units, in addition to other arcflash hazard warning requirements in this section, a permanent label shall be field or factory applied to service equipment rated _________amps or more.

A grounded circuit conductor shall be permitted to ground non-current-carrying metal parts of equipment on the __________ side of the ac service-disconnecting means

Aircraft energizers shall be designed and mounted such that all electric equipment and fixed wiring will be at least________ in. above floor level.

Shore power for boats shall be provided by single receptacles rated not less than________ amperes.

A compartment or chamber to which one or more air ducts are connected and that forms part of the air distribution system is $a(n)$ _________.