CHAPTER 1 NEC EXAM QUESTIONS ANSWERED CORRECTLY LATEST UPDATE 2
The First _____ chapters of the NEC apply generally unless they are modified by the latter chapters. -
Answers Four
Chapter ___ of the NEC is independent of the other chapters, and none of the provisions apply unless
they are directly referenced. - Answers Eight
T or F. Equipment designed to open circuits under fault conditions shall have an interrupting rating
not less than the available voltage and circuit current at the line side of the equipment. - Answers
True
T or F. Wet locations are subject to moderate degrees of moisture, by are generally out of the
weather. - Answers False
T or F. A short circuit is the unintentional connection of two underground conductors that have a
potential difference between them. - Answers True
Equipment that is required to be readily accessible shall be capable of being reached quickly without
the use of tools, with an exception for ___. - Answers Keys
A conductor's ___ is the amount of amperes it can carry continuously without exceeding its
temperature rating. - Answers Ampacity
Boxes installed within walls that are required to be taken down to gain access are not considered
____. - Answers Accessible
The word ___ indicates that an NEC rule is mandatory. - Answers Shall be
T or F. The NEC is revised and updated every six years. - Answers False
T or F. At least two entrances to electrical rooms shall be provided to give access to the working space
about all electrical equipment rated less than 1200 A. - Answers False
The basic rule when selecting termination devices is to always use a termination device identified for
the type of conductor material. - Answers True
The two fold purpose of the NEC is to protect ____ from the hazards associated with the use of
electricity. - Answers Person and Property
Most voltage referenced in the NEC are ____ voltages. - Answers Nominal
Interpretations and approval of equipment are granted by the _____. - Answers AHJ
The AHJ can permit alternate ____ for installation, if they believe the installation is equally effective at
meeting the intended objective. - Answers Methods
Although installed in conformance with the NEC, all electrical installations may not be adequate for
____ expansion of electrical use. - Answers Future
The NEC is not intended to be used as a(n) ____ specification. - Answers Design
T or F. Explanatory material appears in the NEC in Informational Notes. - Answers True
T or F. The minimum headroom of working spaces about electrical equipment in commerical building
is 6.5 feet. - Answers True
T or F. Electric equipment with ventilating openings shall be installed so that opening are not
obstructed to prevent the free circulation of air. - Answers True
T or F. The NEC may be used as a design specification by qualified persons. - Answers False
If the AHJ finds the equipment or installation to be acceptable, it is ____. - Answers Approval
_____ conductors are conductors not encased in a material recongnized by the NEC as electrical
Insulation. - Answers Covered
Connectors, couplings, locknuts, and bushings are examples of electrical _____. - Answers Fittings
_____ means recognized as suitable for the use, purpose, etc. - Answers Identify
Equipment that is required to be located in sight from other equipment shall be visible and not more
than ____ ' from the other equipment. - Answers 50'
Equipment that has been _____ is published in a directory by the testing lab certifying that it has met
established standards and is acceptable to the AHJ. - Answers Listed
One of the primary Purposes of raceways is to support conductors and protect them from physical
_____. - Answers Damage
The NEC requires that all electric equipment and conductors be ____ to be deemed acceptable to the
AHJ. - Answers Approve
When not specified, all conductors in the NEC are considered to be ____. - Answers Copper
All unused openings other than those intended for the operation of equipment are required to be
effectively ____ to afford equivalent protection. - Answers Closed
The First _____ chapters of the NEC apply generally unless they are modified by the latter chapters. -
Answers Four
Chapter ___ of the NEC is independent of the other chapters, and none of the provisions apply unless
they are directly referenced. - Answers Eight
T or F. Equipment designed to open circuits under fault conditions shall have an interrupting rating
not less than the available voltage and circuit current at the line side of the equipment. - Answers
True
T or F. Wet locations are subject to moderate degrees of moisture, by are generally out of the
weather. - Answers False
T or F. A short circuit is the unintentional connection of two underground conductors that have a
potential difference between them. - Answers True
Equipment that is required to be readily accessible shall be capable of being reached quickly without
the use of tools, with an exception for ___. - Answers Keys
A conductor's ___ is the amount of amperes it can carry continuously without exceeding its
temperature rating. - Answers Ampacity
Boxes installed within walls that are required to be taken down to gain access are not considered
____. - Answers Accessible
The word ___ indicates that an NEC rule is mandatory. - Answers Shall be
T or F. The NEC is revised and updated every six years. - Answers False
T or F. At least two entrances to electrical rooms shall be provided to give access to the working space
about all electrical equipment rated less than 1200 A. - Answers False
The basic rule when selecting termination devices is to always use a termination device identified for
the type of conductor material. - Answers True
The two fold purpose of the NEC is to protect ____ from the hazards associated with the use of
electricity. - Answers Person and Property
Most voltage referenced in the NEC are ____ voltages. - Answers Nominal
Interpretations and approval of equipment are granted by the _____. - Answers AHJ
The AHJ can permit alternate ____ for installation, if they believe the installation is equally effective at
meeting the intended objective. - Answers Methods
Although installed in conformance with the NEC, all electrical installations may not be adequate for
____ expansion of electrical use. - Answers Future
The NEC is not intended to be used as a(n) ____ specification. - Answers Design
T or F. Explanatory material appears in the NEC in Informational Notes. - Answers True
T or F. The minimum headroom of working spaces about electrical equipment in commerical building
is 6.5 feet. - Answers True
T or F. Electric equipment with ventilating openings shall be installed so that opening are not
obstructed to prevent the free circulation of air. - Answers True
T or F. The NEC may be used as a design specification by qualified persons. - Answers False
If the AHJ finds the equipment or installation to be acceptable, it is ____. - Answers Approval
_____ conductors are conductors not encased in a material recongnized by the NEC as electrical
Insulation. - Answers Covered
Connectors, couplings, locknuts, and bushings are examples of electrical _____. - Answers Fittings
_____ means recognized as suitable for the use, purpose, etc. - Answers Identify
Equipment that is required to be located in sight from other equipment shall be visible and not more
than ____ ' from the other equipment. - Answers 50'
Equipment that has been _____ is published in a directory by the testing lab certifying that it has met
established standards and is acceptable to the AHJ. - Answers Listed
One of the primary Purposes of raceways is to support conductors and protect them from physical
_____. - Answers Damage
The NEC requires that all electric equipment and conductors be ____ to be deemed acceptable to the
AHJ. - Answers Approve
When not specified, all conductors in the NEC are considered to be ____. - Answers Copper
All unused openings other than those intended for the operation of equipment are required to be
effectively ____ to afford equivalent protection. - Answers Closed
