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TEST BANK FOR Illustrated Guide to the National Electrical Code 9th Edition by Charles Miller ISBN:978-0357766712 COMPLETE GUIDE ALL CHAPTERS COVERED 100% VERIFIED A+ GRADE ASSURED !!!!!!NEW LATEST UPDATE!!!!!!

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TEST BANK FOR Illustrated Guide to the National Electrical Code 9th Edition by Charles Miller ISBN:978-0357766712 COMPLETE GUIDE ALL CHAPTERS COVERED 100% VERIFIED A+ GRADE ASSURED !!!!!!NEW LATEST UPDATE!!!!!!

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National Electrical Code 9th edition
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National Electrical Code 9th edition

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Geüpload op
15 november 2025
Aantal pagina's
110
Geschreven in
2025/2026
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,SOLUTION AND ANSWER GUIDE TO THE NATIONAL E br br br br br br br




LECTRICAL CODE 9TH EDITION BY CHARLES R. MI br br br br br br br




LLER CHAPTER 1- br br




19 FULL MANUAL WITH VERIFIED SOLUTIONS
br br br br br



MILLER/SANDEFUR, ILLUSTRATED GUIDE TO BR B R BR B R THE BR NEC®, 21E, ©2024, 978035776671 BR BR BR




2; UNIT 1: INTRODUCTION TO THE NATIONAL ELECTRICAL CODE®
BR B R BR BR BR B R B R B R




TABLE OF CONTENTSBR BR




Unit 1 Competency Test............................................................................................................... 1
br br b r




UNIT1COMPETENCY TEST B R




1. The National Fire Protection Association has acted as sponsor of the
br br br br br br br br br br



National Electrical Code since . br br br



a. NEC®Reference: Page 1 br br



b. Answer:1911

2. Informative Annex br br



provides a list of productsafetystandards used f br br br br br br



or product listing where that listing is required by the NEC.
br br br br br br br br br br




a. NEC®Reference:InformativeAnnexA
b. Answer:A

3. Which chapters in the NEC apply generally to all installations?
br br br br br br br br br



a. NEC®Reference: 90.3 br



b. Answer: Chapters 1, 2, 3, and 4 br br br br br br




4. Every three years, the National Electrical Code is revised, but the Code has only been on
br br br br br br br br br br br br br br br br



a three- year revision cycle since
br br . br br br br



a. NEC®Reference: Page 1 br br



b. Answer:1975

5. The purpose of the National Electrical Code is the practical safeguarding of
br br br br br br br br br br br br




br from hazards arising from the use of electricity.
br br br br br br br




a. NEC®Reference:personsand property b r



b. Answer:90.2(A)

6. The original Code document was developed
br br br br br br



inas aresult of the br br br br br



united efforts of various insurance, electrical, architectural, and allied interests.
br br br br br br br br br



a. NEC®Reference: Page 1 br br



b. Answer:1897

,7. Informative annexes are not part of the requirements of the NEC but are included for
br br br br br br br br br br br br br br



only.
a. NEC®Reference: 90.3 br



b. Answer: informational purposes br br




8. What citywas home to the first central-
br br br br br br br



station electric generating plant developed by Thomas A. Edison?
br br br br br br br br



a. NEC®Reference: Page 2 br br



b. Answer:New York City br br br




9. Chapter consists of tables that are applicable as referenced.
br br br br br br br br



a. NEC®Reference: 90.3 br



b. Answer:9

10. In the NEC, UL is the abbreviation for
b r br b r . b r br b r b r br



a. NEC®Reference:Annex I,footnoteunder Table I.3 br br br br br



b. Answer: Underwriters Laboratories br br




11. Equipment that is listed, labeled, or both, or identified for a use shall be installed an
br br br br br br br br br br br br br br br



d used in accordance with any
br br br br br br



included in the listing, labeling, br br br br br



or identification.
br



a. NEC®Reference: 110.3(B) br



b. Answer:instructions

, 3|P a g e
br br br br br




Solutionand AnswerGuide b r



MILLER/SANDEFUR, ILLUSTRATED GUIDE BR B R B R TO B R THE B R NEC®, 21E, ©2024, 978035776 BR BR BR




6712; UNIT 2: DEFINITIONS®
BR B R BR




TABLE OF CONTENTS BR BR




Unit 2 Competency Test............................................................................................................... 1
br br b r




UNIT2COMPETENCY TEST B R




1. A(n) br



branch circuit supplies two or morereceptacles or o br br br br br br br br



utlets for lighting and appliances.
br br br br



a. NEC®Reference:Article100 (Branch-Circuit,GeneralPurpose) br



b. Answer:generalpurpose

2.
is thelargest amount of current capable of being delivered at a po br br br br br br br br br br br br



int on the electrical system during a short-circuit condition.
br br br br br br br br




a. NEC®Reference:Article100 (Fault Current, Available) br br br br



b. Answer: Available faultcurrent br br




3. A(n) br



branch circuit consists of two or more ungrounded cond br br br br br br br br



uctors having a potential difference between them, and a grounded conductor havin
br br br br br br br br br br br



g equal potential difference between it and each ungrounded conductor of the circuit
br br br br br br br br br br br br br



and that is connected to the neutral or grounded conductor of the system.
br br br br br br br br br br br br




a. NEC®Reference: multiwire br



b. Answer: Article100 (Branch-Circuit,Multiwire) br br




4. An intermittent operation in which load conditions are regularly recurrent is
br br br br br br br br br br br



the definition of . br br br




a. NEC®Reference:Article100(Duty,Periodic)
b. Answer:periodic duty

5. The is theconnection between thegrounded-
br br br br br



circuit conductor and the equipment grounding conductor at the service.
br br br br br br br br br



a. NEC®Reference: Article 100 (Bonding Jumper, Main) br br br br



b. Answer: mainbonding jumper br br

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