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NEC Quiz: Article 250, Part Eighteen

by Mark Lamendola

Quiz Questions

Code Quiz: Article 250, Part 18

Based on the 2008 NEC

Questions and answers written by Mark Lamendola, who has worked as a master electrician, electrical inspector, and design engineer. Mark is an IEEE Senior Member, and the Code article author for Since 1996, he has been writing National Electrical Code articles for electrical trade magazines and has an extensive portfolio of hundreds of NEC articles..

  1. How many methods does the NEC authorize for identifying the terminal for the connection of the equipment grounding (bonding) conductor of a wiring device?

  2. Name two of them.

  3. Part VII of Article 250 refers to "Methods of Equipment Grounding." What is wrong with this subtitle an what is actually meant by it?

  4. How does the method for making the equipment "grounding" (bonding) connection in grounded systems differ from the method for ungrounded systems?

  5. In an ungrounded system, where in the service equipment enclosure can you connect the equipment grounding conductor of a grounding type receptacle?

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