NM CID EL-1 Practice Questions - New Mexico CID EL-1 Electrical Distribution Systems, Including Transmission Lines Examination Exam

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NEC 2020 250.52(A)(5) describes a rod electrode as a rod of listed material not less than 5/8 inch in diameter and not less than how long?

4 feet 6 feet 8 feet 10 feet

Correct Answer:

8 feet

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