NEC Code Book Quiz

NEC practice quiz on the layout of the 2020 national Electrical Code


About the NEC Code Book Quiz

Coffee-Break Code Quizzes are all about learning the National Electrical Code conveniently in small doses enabling you to take in some study time during coffee/lunch breaks or in between jobs/classes. Discuss it with others or treat it as a trivia game with other electricians and apprentices in your company. See who has the knowledge and see who does not. Whatever the case, NationalTradesman.com renders great on mobile devices as well as desktops and laptops and you can call up a quiz at your convenience, bookmark it, and make progress in learning the NEC. Please feel free to share this quiz with others individually, or on forums and social media. Thanks.

  • This quiz through repetition is meant by design to help you learn the layout of the NEC. It contains only 10 questions generated from a bank of 75 questions. Quick and painless.
  • Each time you take the quiz, questions are shuffled and 10 are picked randomly from the bank of 75 questions. The more you take this convenient little quiz, the more questions you will be exposed to and the more you will learn about the layout of National Electrical Code. And you will learn it.
  • Pressing the submit button immediately returns your score along with the test question and correct answer. The answer you gave is also provided. Use this to study.
Trade Category: Electrical
Test Category: National Electrical Code
Test Subject: Using the NEC
Test Number: 1 of 1
Questions on Test: 10
From Bank of: 75 Questions
Randomly Generated: Yes
Test Time:

Results

#1. In what chapter can you find the article “Branch-Circuit, Feeder, and Service Load Calculations” ?

Correct answer is B:  Chapter 2: Wiring and Protection

Article 220 Branch Circuit, Feeder, and Service Load Calculations is located in Chapter 2 Wiring and Protection.

#2. What is the title of NEC Chapter 4?

Correct answer is D:  Equipment for General Use

What is the title of NEC Chapter 4?  Equipment for General Use

#3. How many Informative Annex’s are in the NEC?

Correct answer is D:  10

How many Informative Annex’s are in the NEC?   There are 10 Informative Annex’s in the NEC.

There are 10 Informative Annex’s in the NEC:  Annex A thru J.

#4. Where are the “Informative Annex’s” located in the NEC?

Correct answer is D:  After Chapter 9 Tables

Where are the “Informative Annex’s” located in the NEC?  After Chapter 9 Tables

#5. Which of the following tables is located in Chapter 9 Tables?

Correct answer is C:  Dimensions and Percent Area of Conduit and Tubing (Chapter 9 Table 4)

Which of the following tables is located in Chapter 9 Tables?  Dimensions and Percent Area of Conduit and Tubing (Chapter 9 Table 4)

The tables listed are:  Table 110.28: Enclosure Selection,  Table 220.12 General Lighting Loads by Occupancy, Table 220.54 Demand Factors for Household Dryers

#6. What is the article number for “Fire Alarm Systems” ?

Correct answer is C:  Article 760

What is the article number for “Fire Alarm Systems” ?   Article 760

#7. Which of the following is NOT the title of a chapter in the NEC?

Correct answer is A:  General Wiring

“General Wiring” is not an NEC chapter title. However there is a chapter title General (Chapter 1).

#8. A bold italicized and shaded upper case “N” placed in the margin beside the title of an article indicates

Correct answer is D:  the article is/was new in that edition of the code book.

A bold italicized and shaded upper case “N” placed in the margin beside the title of an article indicates the article is/was new in that edition of the code book.

#9. If  you were looking in the NEC for information regarding mechanical execution of work, work space depth/height, or guarding of live parts, you would look in

Correct answer is A:  Article 110 Requirements for Electrical Installations

If  you were looking in the NEC for information regarding mechanical execution of work, work space depth/height, or guarding of live parts, you would look in Article 110 Requirements for Electrical Installations.

#10. All of the following articles can be found in Chapter 2 Wiring and Protection with the exception of

Correct answer is D:  Motors, Motor Circuits, and Controllers

Chapter 2 Wiring and Protection contains Article 210 Branch Circuits, Article 215 Feeders, and Article 250 Grounding and Bonding.

<p>Article 430 Motors, Motor Circuits, and Controllers can be found in Chapter 4 Equipment for General Use</p>

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