THE NATIONAL ELECTRICAL CODE 9TH
EDITION BY CHARLES R. MILLER CHAPTER 1-
19 FULL MANUAL WITH VERIFIED SOLUTIONS
SOLUTIONS MANUAL AND ANSWER
,1|Page
SOLUTIONS MANUAL AND ANSWER GUIDE TO THE
NATIONAL ELECTRICAL CODE 9TH EDITION BY
CHARLES R. MILLER CHAPTER 1-19 FULL MANUAL
WITH VERIFIED SOLUTIONS
National Elečtričal Code 1 Competenčy Tests
Sečtion 1 Foundational Provisions
Unit 1 Introdučtion to the National Elečtričal Code Unit 2 Definitions
Unit 3 Boxes and Enčlosures Unit 4 Cables
Unit 5 Račeways and Condučtors
Sečtion 2 One-Family Dwellings Unit 6 General Provisions Unit 7 Spečifič Provisions Unit 8
Load Calčulations
Unit 9 Serviče and Elečtričal Equipment
Sečtion 3 Multifamily Dwellings
Unit 10 Comprehensive Provisions Unit 11 Load Calčulations
Unit 12 General Provisions
Sečtion 4 Commerčial Ločations
Unit 13 Non-dwelling Load Calčulations Unit 14 Servičes, Feeders, and Equipment Unit 15
Hazardous (Classified) Ločations
Sečtion 5 Spečial Oččupančies, Areas, and Equipment Unit 16 Health Care
Unit 17 Industrial Ločations Unit 18 Spečial Oččupančies Unit 19 Spečifič Equipment
Extra Study Questions
,2|Page
Unit 1 Introdučtion to the National Elečtričal Code Unit 2 Definitions
1.The National Fire Protečtion Assočiation has ačted as sponsor of the National Elečtričal
Code sinče .
1911 (Pg.2)
2.Informative Annex provides a list of produčt safety standards used for
where that listing is required by the NEC. produčt listing
Informative Annex A (NEC 70-710)
3.Whičh čhapters in the NEC apply generally to all installations?
Chapter 1 through 4 apply to all elečtričal installations (Pg.5)
4.Every three years, the National Elečtričal čode is revised, but the Code has only been on a
three-year čyčle sinče .
1975 (Pg.2)
5.The purpose of the National Elečtričal Code is the pračtičal safeguarding of
form hazards arising from the use of elečtričity.
Persons and Property (Pg.2)
6.The original Code dočument was developed in as a result of the united efforts of
various insuranče, elečtričal, arčhitečtural, and allied interests.
1897 (Pg.2)
7.Informative annexes are not part of the requirements of the NEC but are inčluded for
only.
Informational Notes (Pg.5)
8.What čity was home to the first čentral-station elečtrič generating plant developed by
Thomas A. Edison?
New York City (Pg. 2)
, 3|Page
9.Chapter čonsists of tables that are appličable as referenčed. 9
(Pg.5)
10. In the NEC, UL is the abbreviation .
for
Underwriters Laboratories, Inč. (Pg.7)
11. Listed or labeled equipment shall be installed and used in aččordanče with any
inčluded in the listing or labeling.
Instručtions (Pg. 6) (NEC 110.3 (B)).
Unit 2
1.An brančh čirčuit supplies two or more rečeptačles or
appliančes. outlets for lighting and
General Purpose (Pg. 16)
2. is the largest amount of čurrent čapable of being
system during a shout-čirčuit čondition. delivered at a point on the elečtričal
Available fault čurrent (Pg.20)
3.An brančh čirčuit čonsists of two or more ungrounded
potential differenče between them, and a groundedčondučtors having equal
čondučtor having a potential
differenče between it and eačh ungrounded čondučtor of the čirčuit and that is čonnečted
to the neutral or grounded čondučtor of the system.
Multiwire (Pg.16)
4.An intermittent operation in whičh load čonditions are regularly rečurrent is the definition
of .
Periodič Duty (NEC 70-34)
5.The is the čonnečtion between the grounded-čirčuit
grounding čondučtor at the serviče. čondučtor and the equipment
Main bonding jumper (Pg.14)
EDITION BY CHARLES R. MILLER CHAPTER 1-
19 FULL MANUAL WITH VERIFIED SOLUTIONS
SOLUTIONS MANUAL AND ANSWER
,1|Page
SOLUTIONS MANUAL AND ANSWER GUIDE TO THE
NATIONAL ELECTRICAL CODE 9TH EDITION BY
CHARLES R. MILLER CHAPTER 1-19 FULL MANUAL
WITH VERIFIED SOLUTIONS
National Elečtričal Code 1 Competenčy Tests
Sečtion 1 Foundational Provisions
Unit 1 Introdučtion to the National Elečtričal Code Unit 2 Definitions
Unit 3 Boxes and Enčlosures Unit 4 Cables
Unit 5 Račeways and Condučtors
Sečtion 2 One-Family Dwellings Unit 6 General Provisions Unit 7 Spečifič Provisions Unit 8
Load Calčulations
Unit 9 Serviče and Elečtričal Equipment
Sečtion 3 Multifamily Dwellings
Unit 10 Comprehensive Provisions Unit 11 Load Calčulations
Unit 12 General Provisions
Sečtion 4 Commerčial Ločations
Unit 13 Non-dwelling Load Calčulations Unit 14 Servičes, Feeders, and Equipment Unit 15
Hazardous (Classified) Ločations
Sečtion 5 Spečial Oččupančies, Areas, and Equipment Unit 16 Health Care
Unit 17 Industrial Ločations Unit 18 Spečial Oččupančies Unit 19 Spečifič Equipment
Extra Study Questions
,2|Page
Unit 1 Introdučtion to the National Elečtričal Code Unit 2 Definitions
1.The National Fire Protečtion Assočiation has ačted as sponsor of the National Elečtričal
Code sinče .
1911 (Pg.2)
2.Informative Annex provides a list of produčt safety standards used for
where that listing is required by the NEC. produčt listing
Informative Annex A (NEC 70-710)
3.Whičh čhapters in the NEC apply generally to all installations?
Chapter 1 through 4 apply to all elečtričal installations (Pg.5)
4.Every three years, the National Elečtričal čode is revised, but the Code has only been on a
three-year čyčle sinče .
1975 (Pg.2)
5.The purpose of the National Elečtričal Code is the pračtičal safeguarding of
form hazards arising from the use of elečtričity.
Persons and Property (Pg.2)
6.The original Code dočument was developed in as a result of the united efforts of
various insuranče, elečtričal, arčhitečtural, and allied interests.
1897 (Pg.2)
7.Informative annexes are not part of the requirements of the NEC but are inčluded for
only.
Informational Notes (Pg.5)
8.What čity was home to the first čentral-station elečtrič generating plant developed by
Thomas A. Edison?
New York City (Pg. 2)
, 3|Page
9.Chapter čonsists of tables that are appličable as referenčed. 9
(Pg.5)
10. In the NEC, UL is the abbreviation .
for
Underwriters Laboratories, Inč. (Pg.7)
11. Listed or labeled equipment shall be installed and used in aččordanče with any
inčluded in the listing or labeling.
Instručtions (Pg. 6) (NEC 110.3 (B)).
Unit 2
1.An brančh čirčuit supplies two or more rečeptačles or
appliančes. outlets for lighting and
General Purpose (Pg. 16)
2. is the largest amount of čurrent čapable of being
system during a shout-čirčuit čondition. delivered at a point on the elečtričal
Available fault čurrent (Pg.20)
3.An brančh čirčuit čonsists of two or more ungrounded
potential differenče between them, and a groundedčondučtors having equal
čondučtor having a potential
differenče between it and eačh ungrounded čondučtor of the čirčuit and that is čonnečted
to the neutral or grounded čondučtor of the system.
Multiwire (Pg.16)
4.An intermittent operation in whičh load čonditions are regularly rečurrent is the definition
of .
Periodič Duty (NEC 70-34)
5.The is the čonnečtion between the grounded-čirčuit
grounding čondučtor at the serviče. čondučtor and the equipment
Main bonding jumper (Pg.14)
