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NEC Quiz: Article 220, Part Three

by Mark Lamendola

Quiz Questions

Code Quiz: Article 220, Part 3

Based on the 2005 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. When calculating feeder and service loads for existing dwelling units, you must choose between two methods. What is the criteria for which method to use?

  2. When calculating house loads, where are the NEC requirements you must follow?

  3. When calculating school loads, what are the criteria you must meet to use Table 220.86?

  4. How many criteria must you meet if you want to use actual maximum demand to determine the existing load?

  5. When calculating farm loads, where are the NEC requirements you must follow?

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