Code Admin & SafetyCâu 104 / 110
Under safe electrical work practices, what is the preferred condition before working on or near exposed conductors?
a.Wearing rubber gloves
b.Energized with a permit
c.Under observation
d.An electrically safe (de-energized and verified) work condition
Giải thích
The safest and preferred approach is to place equipment in an electrically safe work condition: de-energize, lock out, and verify absence of voltage before work.
Luyện miễn phí toàn bộ 110 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- For a circuit rated 100 A or less, conductor ampacity is generally based on which temperature column unless the equipment is listed otherwise?
- For circuits rated over 100 A, conductor ampacity for terminations is generally based on which temperature column?
- Which standard governs electrical safety-related work practices, including arc-flash and shock protection?
- What is the primary purpose of a lockout/tagout (LOTO) procedure under Cal/OSHA?
- During electrical construction, a rough-in (rough) inspection is generally performed:
- Who is responsible for interpreting and enforcing the requirements of the NEC?
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