Article 90
The NEC applies to the installation of
-ALL of the above a) electrical conductors and equipment within or on public and private buildings b) outside conductors and equipment on the premises c) optical fiber cables and raceways d) all of these
Compliance with the Code and proper maintained result in an installation that is
All of the above -essentially free from hazards -not necessarily efficient or comvienient -not necessarily adaquate for good service or future expansion
Installations of communications equipment that are under the exclusive control of communications utilities and located outdoors or in the building spaces used exclusively for such installations ___ covered by the NEC
Are not
The NEC does not cover electrical installations in ships, watercraft, railway rolling stock, aircraft, or automotive vehicles
True
The NEC does apply to the installations in
all of the above
the code contains revisions considered necessary for safety which will not necessarily result in
all of the above
The code covers the installation of ____ for public and private premises, including buildings, structures, mobile homes, recrentional vehicles, and factoring buildings
all of these
chapter 5,6, and 7 of the NEC apply to
all of these
the authority having jurisdiction has the responsibility for
all of these
which of the following systems shall be installed and removed in accordance with the NEC requirements
all of these
Compliance with the provisions of the NEC will result in
an electrical system essentially free from hazard
If the NEC requires new products that are not yet available at the time a new edition is adopted, the _____ may permit the use of the products that comply with the most recent previous edition of the Code adopted by that jurisdiction.
authority having jurisdiction
The ___ has the responsibility for deciding on the approval of equipment and materials
authority having jurisdiction
Installations used to export electrical power from vehicles to premises wiring for ___ current flow are covered by the NEC
biodirectional
Installations shall comply with the material located in the NEC Annexes because they are part of the requirements of the Code.
false
The Code covers underground mine installations and self-propelled mobile surface mining machinery and its attendant electrical trailing cable.
false
Nonmandatory Informative Annexes contained in the back of the Code book are _____.
for information only and not enforcable as a requirement of th ecode
the NEC is
for the practical safegaurding of persons and property
Chapters 1 through 4 of the NEC apply
generally to all electrical installations
Factory-installed ______ wiring of listed equipment need not be inspected at the time of installation of the equipment, except to detect alterations or damage.
internal
it is the intent of NEC that the factory-installed ___ wiring of listed equipment need not be inspected at the time of installation of the
internal
Hazards often occur because
overloading of wiring systems by methods or usage not in conformity with the NEC and initial wiring not providing for increases in the use of electricity
The code does not cover installations under the exclusive control of an electrical utility such as ___
service drops and laterals
When the code uses ___, it means the identified actions are allowed but not required, and they may be options or alternative methods
shall be permitted
In the NEC, the words ____ indicate a mandatory requirement
shall or shall not
Installations supplying ___ power to ships and watercraft in marinas and boatyards are covered by the NEC
shore
Chapters 5, 6, and 7 apply to special occupancies, special equipment, or other special conditions and may supplement or modify the requirements in Chapters 1 through 7.
true
Explanatory material, such as references to other standards, references to related sections of the NEC, or information related to a Code rule, are included in the form of Informational Notes.
true
communications wiring such as telephone, atenna, and CATV wiring whithin a building such not be required to comply with the installation required of chapters 1-7 except where specially referenced in ch. 8
true
Electrical hazards often occur because the initial ___ did mot provide for the increases in the use of electricity and therefor wiring system become overload
wiring