NFPA 70E (Electrical Safety Standards) questions and
answers 2025\2026 A+ Grade
Accessible (as applied to equipment)
- correct answer Admitting close approach; not guarded by locked doors, elevation, or other effective
means.
Accessible (as applied to wiring methods)
- correct 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)
- correct answer Capable of being reached quickly for operation, renewal, or inspections without
requiring those to whom ready access is requisite to take actions such as to use tools (other than keys),
to climb over or under, to remove obstacles, or to resort to portable ladders, and so forth.
Arc Flash Hazard
- correct answer A source of possible injury or damage to health associated with the release of energy
caused by an electric arc.
What elements increase the likelihood of an arc flash incident?
- correct answer When energized electrical conductors or circuit parts are exposed or when they are
within equipment in a guarded or enclosed condition, provided a person is interacting with the
equipment in such a manner that could cause an electric arc.
Arc Flash Suit
- correct answer A complete arc-rated clothing and equipment system that covers the entire body,
except for the hands and feet.
Arc Rating
- correct answer The value attributed to materials that describes their performance to exposure to an
answers 2025\2026 A+ Grade
Accessible (as applied to equipment)
- correct answer Admitting close approach; not guarded by locked doors, elevation, or other effective
means.
Accessible (as applied to wiring methods)
- correct 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)
- correct answer Capable of being reached quickly for operation, renewal, or inspections without
requiring those to whom ready access is requisite to take actions such as to use tools (other than keys),
to climb over or under, to remove obstacles, or to resort to portable ladders, and so forth.
Arc Flash Hazard
- correct answer A source of possible injury or damage to health associated with the release of energy
caused by an electric arc.
What elements increase the likelihood of an arc flash incident?
- correct answer When energized electrical conductors or circuit parts are exposed or when they are
within equipment in a guarded or enclosed condition, provided a person is interacting with the
equipment in such a manner that could cause an electric arc.
Arc Flash Suit
- correct answer A complete arc-rated clothing and equipment system that covers the entire body,
except for the hands and feet.
Arc Rating
- correct answer The value attributed to materials that describes their performance to exposure to an
