NFPA 70 - Article 100 – Definitions
Exam 2025 Questions and Answers
Ampacity - ANSWER✔✔-The maximum current, in amperes, that a conductor can carry
continuously under the conditions of use without exceeding its temperature rating.
Accessible (as applied to equipment) - ANSWER✔✔-Capable of being reached for operation,
renewal, and inspection
Accessible (as applied to wiring methods) - ANSWER✔✔-Capable of being removed or exposed
without damaging the building structure or finish or not permanently closed in by the structure or
finish of the building
Accessible, Readily (Readily Accessible) - ANSWER✔✔-Capable of being reached quickly for
operation, renewal, or inspections without requiring those to whom ready access is requisite to
actions such as to use tools, to climb over or remove obstacles, or to resort to portable ladders, and
so forth
Adjustable speed drive - ANSWER✔✔-Power conversion equipment that provides a means of
adjusting the speed of an electric motor
Ampacity - ANSWER✔✔-The maximum current, in amperes, that a conductor can carry
continuously under the conditions of use without exceeding its temperature rating.
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, Appliance - ANSWER✔✔-Utilization equipment, generally other than industrial, that is normally
built in standardized sizes or types and is installed or connected as a unit to perform one or more
functions such as clothes washing, air conditioning, food mixing, deep frying, and so forth.
Appliance Branch Circuit - ANSWER✔✔-A branch circuit that supplies energy to one or more
outlets to which appliances are to be connected and that has no permanently connected luminaires
that are not a part of an appliance.
Approved - ANSWER✔✔-Acceptable to the authority having jurisdiction.
Arc-Fault Circuit Interrupter (AFCI) - ANSWER✔✔-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.
Attachment Fitting - ANSWER✔✔-A device that, by insertion into a locking support and mounting
receptacle, establishes a connection between the conductors of the attached utilization equipment
and the branch-circuit conductors connected to the locking support and mounting receptacle
Attachment Plug (Plug Cap) (Plug) - ANSWER✔✔-A device that, by insertion in a receptacle,
establishes a connection between the conductors of the attached flexible cord and the conductors
connected permanently to the receptacle
Authority Having Jurisdiction (AHJ) - ANSWER✔✔-An organization, office, or individual
responsible for enforcing the requirements of a code or standard, or for approving equipment,
materials, an installation, or a procedure.
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 2
Exam 2025 Questions and Answers
Ampacity - ANSWER✔✔-The maximum current, in amperes, that a conductor can carry
continuously under the conditions of use without exceeding its temperature rating.
Accessible (as applied to equipment) - ANSWER✔✔-Capable of being reached for operation,
renewal, and inspection
Accessible (as applied to wiring methods) - ANSWER✔✔-Capable of being removed or exposed
without damaging the building structure or finish or not permanently closed in by the structure or
finish of the building
Accessible, Readily (Readily Accessible) - ANSWER✔✔-Capable of being reached quickly for
operation, renewal, or inspections without requiring those to whom ready access is requisite to
actions such as to use tools, to climb over or remove obstacles, or to resort to portable ladders, and
so forth
Adjustable speed drive - ANSWER✔✔-Power conversion equipment that provides a means of
adjusting the speed of an electric motor
Ampacity - ANSWER✔✔-The maximum current, in amperes, that a conductor can carry
continuously under the conditions of use without exceeding its temperature rating.
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 1
, Appliance - ANSWER✔✔-Utilization equipment, generally other than industrial, that is normally
built in standardized sizes or types and is installed or connected as a unit to perform one or more
functions such as clothes washing, air conditioning, food mixing, deep frying, and so forth.
Appliance Branch Circuit - ANSWER✔✔-A branch circuit that supplies energy to one or more
outlets to which appliances are to be connected and that has no permanently connected luminaires
that are not a part of an appliance.
Approved - ANSWER✔✔-Acceptable to the authority having jurisdiction.
Arc-Fault Circuit Interrupter (AFCI) - ANSWER✔✔-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.
Attachment Fitting - ANSWER✔✔-A device that, by insertion into a locking support and mounting
receptacle, establishes a connection between the conductors of the attached utilization equipment
and the branch-circuit conductors connected to the locking support and mounting receptacle
Attachment Plug (Plug Cap) (Plug) - ANSWER✔✔-A device that, by insertion in a receptacle,
establishes a connection between the conductors of the attached flexible cord and the conductors
connected permanently to the receptacle
Authority Having Jurisdiction (AHJ) - ANSWER✔✔-An organization, office, or individual
responsible for enforcing the requirements of a code or standard, or for approving equipment,
materials, an installation, or a procedure.
FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 2
