NEC Quiz: Article 250, Part Two

by Mark Lamendola

Quiz Questions

Code Quiz: Article 250, Part 2

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 Codebookcity.com. 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. What Table identifies other Articles (than Article 250) applying to particular cases of installation of conductors and equipment?
     

  2. Electrical systems that are grounded shall be connected to what?
     

  3. What's an important consideration for limiting the voltage imposed by lightning, line surges, or unintentional contact with higher-voltage lines?
     

  4. Why do you ground normally non current-carrying conductive materials enclosing electrical equipment?
     

  5. Why do you bond normally non current-carrying conductive materials enclosing electrical equipment?

 

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