According to ____, unused knockouts and other openings in electrical boxes and cabinets are required to be closed.
A) Article 100
B) NEC 110.12(A)
C) NEC 408.7
D) NEC 314.21

Name: According to ____, unused knockouts and other openings in electrical boxes and cabinets are required to be closed. A) Article 100 B) NEC 110.12(A) C) NEC 408.7 D) NEC 314.21
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Question

Quizplus · Accepted Answer

NEC 110.12(A) requires that unused openings in electrical boxes and cabinets be closed to maintain the integrity of the enclosure.

According to ____, Unused Knockouts and Other Openings in Electrical