UNEC 90
The authority having jurisdiction has the responsibility for _____.
-Making interpretations of rules -deciding upon the approval of equipment and materials -waiving specific requirements in the code and permitting alternate methods and material if safety is maintained 90.4 and 100 special permission
Which of the following systems shall be installed and removed in accordance with the NEC requirements?
-Signaling conductors, equipment, and raceways. -communications conductors, equipment, and raceways. -electrical conductors, equipment and raceways. 90.2(A)
Nonmandatory Informative Annexes contained in the back of the Code book _____.
-are for information only -are not enforceable as a requirement of the code 90.5(D)
Electric utilities may include entities that install, operate, and maintain _____.
-communications systems (telephone, catv, internet, satellite, or data services (or) -Electric supply systems (generation, transmission, or distribution systems) 90.2(B)(5) Note
The Code contains provisions considered necessary for safety, which will not necessarily result in _____.
-efficient use -convenience -good service or future expansion of electrical use 90.1(B)
Installations of communications equipment that are under the exclusive control of communications utilities, and located outdoors or in building spaces used exclusively for such installations _____ covered by the NEC.
Are not 90.2(B)(4)
The _____ has the responsibility for deciding on the approval of equipment and materials.
Authority having jurisdiction 90.4
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 90.4
The NEC does not apply to electric utility owned wiring and equipment _____.
Consisting of service drops or service laterals 90.x(B)(5)a
The Code covers underground mine installations and self propelled mobile surface mining machinery and its attendant electrical trailing cable.
False 90.2(B)(2)
Installations shall comply with the material located in the NEC Annexes because they are part of the requirements of the Code.
False 90.3
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 90.5(B)
The Code isn't intended as a design specification standard or instruction manual for untrained persons.
True 90.1(A)
Utilities may be subject to compliance with codes and standards covering their regulated activities as adopted under governmental law or regulation.
True 90.2(B)(5)Note
Utilities may include entities that are designated or recognized by governmental law or regulation by public service/utility commissions.
True 90.2(B)(5)d
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 90.3
Compliance with either the SI or the inch pound unit of measurement system shall be permitted.
True 90.9(D)
The NEC applies to the installation of _____.
-electrical conductors and equipment within or on public and private buildings -outside conductors and equipment on the premises -optical fiber cables and raceways 90.2(A)
This Code covers the installation of _____ for public and private premises, including buildings, structures, mobile homes, recreational vehicles, and floating buildings.
-optical fiber cables -electrical equipment -raceways 90.2(A)(1)
Hazards often occur because of _____.
-overloading of wiring systems by methods or usage not in conformity with the NEC -Initial wiring not providing for increases in the use of electricity 90.1(B)Note
The authority having jurisdiction shall not be allowed to enforce any requirements of Chapter 7 (Special Conditions) or Chapter 8 (Communications Systems).
False 90.4
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 90.7
Communications wiring such as telephone, antenna, and CATV wiring within a building shall not be required to comply with the installation requirements of Chapters 1 through 7, except where specifically referenced in Chapter 8.
True 90.3
By special permission, the authority having jurisdiction may waive specific requirements in this Code where it is assured that equivalent objectives can be achieved by establishing and maintaining effective safety.
True 90.4 and 100 special permission
The NEC does not cover electrical installations in ships, watercraft,o railway rolling stock, aircraft, or automotive vehicles.
True 90.2(B)(1)
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 90.5(c)
Compliance with the provisions of the NEC will result in _____.
an electrical system essentially free from hazard 90.1(B)
The NEC is _____.
for the practical safeguarding of persons and property 90.1(A)
Chapters 1 through 4 of the NEC apply _____.
generally to all electrical installations 90.3
In the NEC, the word(s) "_____" indicate a mandatory requirement.
shall (or) shall not 90.5(A)
