When Using Cable for the Wiring of 3-Way Switches, NEC

question 15

Multiple Choice

When using cable for the wiring of 3-way switches, NEC 200.7(C) (1) permits the use of a conductor with insulation that is white or ____ or has three continuous white stripes (not too common) as a switch supply only if the conductor is permanently reidentified by painting or other effective means.

• A)black
• B)red
• C)green
• D)gray

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National Norms

Standard or average metrics established based on the behaviors, achievements, or characteristics of a national population.

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