NM Residential Electrical Inspector Practice Questions - New Mexico CID Residential Electrical Inspector Examination Exam

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A single-gang device box contains two 12/2 NM cables with grounds, one duplex receptacle, and factory-installed internal cable clamps. What is the required box volume per NEC 2020 314.16?

11.25 cubic inches 15.75 cubic inches 18.00 cubic inches 20.25 cubic inches

Correct Answer:

18.00 cubic inches

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