Mike Holt's Code Graphic and Question of the Day

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This graphic is based on the 2023 NEC®
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Daily Question

This question is based on the 2023 NEC®

2023 NEC® Code Quiz Question of the Day

(Not related to the above graphic.)

A ground ring encircling the building or structure can be used as a grounding electrode when the _____.

ring is in direct contact with the earth

ring consists of at least 20 ft of bare copper conductor

bare copper conductor is not smaller than 2 AWG

all of these