,1|P a ge
fp fp fp fp fp fp
SOLUTIONS MANUAL AND ANSWER GUIDE TO THE NAT fp fp fp fp fp fp fp
IONAL ELECTRICAL CODE 9TH EDITION BY CHARLES fp fp fp fp fp fp fp
R. MILLER CHAPTER 1-
fp fp fp
19 FULL MANUAL WITH VERIFIED SOLUTIONS
fp fp fp fp fp
National Electrical Code 1 Competency Tests Section
fp fp fp fp fp fp f
p 1 Foundational Provisions
fp fp
Unit 1 Introduction to the National Electrical Code Unit 2 Definitions Unit
fp fp fp fp fp fp fp fp fp fp fp fp
3 Boxes and Enclosures Unit 4 Cables
fp fp fp fp fp fp
Unit 5 Raceways and Conductors
fp fp fp fp
Section 2 One- fp fp
Family Dwellings Unit 6 General Provisions Unit 7 Specific Provisions Unit 8 Load Calculation
fp fp fp fp fp fp fp fp fp fp fp fp fp
s
Unit 9 Service and Electrical Equipment
fp fp fp fp fp
Section 3 Multifamily Dwellings fp fp fp
Unit 10 Comprehensive Provisions Unit 11 Load Calculations Unit
fp fp fp fp fp fp fp fp f
p 12 General Provisions
fp fp
Section 4 Commercial Locations fp fp fp
Unit 13 Non- fp fp
dwelling Load Calculations Unit 14 Services, Feeders, and Equipment Unit 15 Hazardous (Clas
fp fp fp fp fp fp fp fp fp fp fp fp
sified) Locations fp
Section 5 Special Occupancies, Areas, and Equipment Unit 16 Health Care
fp fp fp fp fp fp fp fp fp fp
Unit 17 Industrial Locations Unit 18 Special Occupancies Unit 19 Specific Equipment
fp fp fp fp fp fp fp fp fp fp fp
Extra Study Questions fp fp
,2|P a ge
fp fp fp fp fp fp
Unit 1 Introduction to the National Electrical Code Unit 2 Definitions
fp fp fp fp fp fp fp fp fp fp
1. The National Fire Protection Association has acted as sponsor of the National Electrical
fp fp fp fp fp fp fp fp fp fp fp fp fp
Code since fp fp .
1911 (Pg.2) fp
2. Informative Annex fp fp
provides a list of product safety standards used for product listing fp fp fp fp fp fp fp fp fp fp fp
where that listing is required by the NEC.
fp fp fp fp fp fp fp
Informative Annex A (NEC 70-710) fp fp fp fp
3. Which chapters in the NEC apply generally to all installations?
fp fp fp fp fp fp fp fp fp
Chapter 1 through 4 apply to all electrical installations (Pg.5)
fp fp fp fp fp fp fp fp fp
4. Every three years, the National Electrical code is revised, but the Code has only been on a t
fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp
hree-year cycle since fp fp fpf p .
1975 (Pg.2) fp
5. The purpose of the National Electrical Code is the practical safeguarding of
fp fp fp fp fp fp fp fp fp fp fp
form hazards arising from the use of electricity.
fp fp fp fp fp fp fp
Persons and Property (Pg.2) fp fp fp
6. The original Code document was developed in
fp fp fp fp fp fp fp
as a result of the united efforts of fp fp fp fp fp fp fp fp
various insurance, electrical, architectural, and allied interests.
fp fp fp fp fp fp
1897 (Pg.2) fp
7. Informative annexes are not part of the requirements of the NEC but are included for
fp fp fp fp fp fp fp fp fp fp fp fp fp fp
only.
Informational Notes (Pg.5) fp fp
8. What city was home to the first central-
fp fp fp fp fp fp fp
station electric generating plant developed by Thomas A. Edison?
fp fp fp fp fp fp fp fp
New York City (Pg. 2)
fp fp fp fp
, 3|P a ge
fp fp fp fp fp fp
9. Chapter consists of tables that are applicable as referenced.
fpf p fp fp fp fp fp fp fp
9 (Pg.5)
fp
10. In the NEC, UL is the abbreviation for fp fp fp fp fp fp fp fp .
Underwriters Laboratories, Inc. (Pg.7) fp fp fp
11. Listed or labeled equipment shall be installed and used in accordance with any
fp fp fp fp fp fp fp fp fp fp fp fp
included in the listing or labeling. fp fp fp fp fp
Instructions (Pg. 6) (NEC 110.3 (B)). fp fp fp fp fp
Unit 2 fp
1. An fp
branch circuit supplies two or more receptacles or outlets for lighting and a
fp fp fp fp fp fp fp fp fp fp fp fp
ppliances.
General Purpose (Pg. 16) fp fp fp
2.
is the largest amount of current capable of being delivered at a point on the electrical s
fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp
ystem during a shout-circuit condition.
fp fp fp fp
Available fault current (Pg.20) fp fp fp
3. An fp
branch circuit consists of two or more ungrounded conductors having a potent fp fp fp fp fp fp fp fp fp fp fp
ial difference between them, and a grounded conductor having equal potential difference
fp fp fp fp fp fp fp fp fp fp fp fp
between it and each ungrounded conductor of the circuit and that is connected to the neutr
fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp
al or grounded conductor of the system.
fp fp fp fp fp fp
Multiwire (Pg.16) fp
4. An intermittent operation in which load conditions are regularly recurrent is the definition o
fp fp fp fp fp fp fp fp fp fp fp fp fp
f .
fp
Periodic Duty (NEC 70-34) fp fp fp
5. The is the connection between the grounded-
fp fp fp fp fp fp
circuit conductor and the equipment grounding conductor at the service.
fp fp fp fp fp fp fp fp fp
fp fp fp fp fp fp
SOLUTIONS MANUAL AND ANSWER GUIDE TO THE NAT fp fp fp fp fp fp fp
IONAL ELECTRICAL CODE 9TH EDITION BY CHARLES fp fp fp fp fp fp fp
R. MILLER CHAPTER 1-
fp fp fp
19 FULL MANUAL WITH VERIFIED SOLUTIONS
fp fp fp fp fp
National Electrical Code 1 Competency Tests Section
fp fp fp fp fp fp f
p 1 Foundational Provisions
fp fp
Unit 1 Introduction to the National Electrical Code Unit 2 Definitions Unit
fp fp fp fp fp fp fp fp fp fp fp fp
3 Boxes and Enclosures Unit 4 Cables
fp fp fp fp fp fp
Unit 5 Raceways and Conductors
fp fp fp fp
Section 2 One- fp fp
Family Dwellings Unit 6 General Provisions Unit 7 Specific Provisions Unit 8 Load Calculation
fp fp fp fp fp fp fp fp fp fp fp fp fp
s
Unit 9 Service and Electrical Equipment
fp fp fp fp fp
Section 3 Multifamily Dwellings fp fp fp
Unit 10 Comprehensive Provisions Unit 11 Load Calculations Unit
fp fp fp fp fp fp fp fp f
p 12 General Provisions
fp fp
Section 4 Commercial Locations fp fp fp
Unit 13 Non- fp fp
dwelling Load Calculations Unit 14 Services, Feeders, and Equipment Unit 15 Hazardous (Clas
fp fp fp fp fp fp fp fp fp fp fp fp
sified) Locations fp
Section 5 Special Occupancies, Areas, and Equipment Unit 16 Health Care
fp fp fp fp fp fp fp fp fp fp
Unit 17 Industrial Locations Unit 18 Special Occupancies Unit 19 Specific Equipment
fp fp fp fp fp fp fp fp fp fp fp
Extra Study Questions fp fp
,2|P a ge
fp fp fp fp fp fp
Unit 1 Introduction to the National Electrical Code Unit 2 Definitions
fp fp fp fp fp fp fp fp fp fp
1. The National Fire Protection Association has acted as sponsor of the National Electrical
fp fp fp fp fp fp fp fp fp fp fp fp fp
Code since fp fp .
1911 (Pg.2) fp
2. Informative Annex fp fp
provides a list of product safety standards used for product listing fp fp fp fp fp fp fp fp fp fp fp
where that listing is required by the NEC.
fp fp fp fp fp fp fp
Informative Annex A (NEC 70-710) fp fp fp fp
3. Which chapters in the NEC apply generally to all installations?
fp fp fp fp fp fp fp fp fp
Chapter 1 through 4 apply to all electrical installations (Pg.5)
fp fp fp fp fp fp fp fp fp
4. Every three years, the National Electrical code is revised, but the Code has only been on a t
fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp
hree-year cycle since fp fp fpf p .
1975 (Pg.2) fp
5. The purpose of the National Electrical Code is the practical safeguarding of
fp fp fp fp fp fp fp fp fp fp fp
form hazards arising from the use of electricity.
fp fp fp fp fp fp fp
Persons and Property (Pg.2) fp fp fp
6. The original Code document was developed in
fp fp fp fp fp fp fp
as a result of the united efforts of fp fp fp fp fp fp fp fp
various insurance, electrical, architectural, and allied interests.
fp fp fp fp fp fp
1897 (Pg.2) fp
7. Informative annexes are not part of the requirements of the NEC but are included for
fp fp fp fp fp fp fp fp fp fp fp fp fp fp
only.
Informational Notes (Pg.5) fp fp
8. What city was home to the first central-
fp fp fp fp fp fp fp
station electric generating plant developed by Thomas A. Edison?
fp fp fp fp fp fp fp fp
New York City (Pg. 2)
fp fp fp fp
, 3|P a ge
fp fp fp fp fp fp
9. Chapter consists of tables that are applicable as referenced.
fpf p fp fp fp fp fp fp fp
9 (Pg.5)
fp
10. In the NEC, UL is the abbreviation for fp fp fp fp fp fp fp fp .
Underwriters Laboratories, Inc. (Pg.7) fp fp fp
11. Listed or labeled equipment shall be installed and used in accordance with any
fp fp fp fp fp fp fp fp fp fp fp fp
included in the listing or labeling. fp fp fp fp fp
Instructions (Pg. 6) (NEC 110.3 (B)). fp fp fp fp fp
Unit 2 fp
1. An fp
branch circuit supplies two or more receptacles or outlets for lighting and a
fp fp fp fp fp fp fp fp fp fp fp fp
ppliances.
General Purpose (Pg. 16) fp fp fp
2.
is the largest amount of current capable of being delivered at a point on the electrical s
fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp
ystem during a shout-circuit condition.
fp fp fp fp
Available fault current (Pg.20) fp fp fp
3. An fp
branch circuit consists of two or more ungrounded conductors having a potent fp fp fp fp fp fp fp fp fp fp fp
ial difference between them, and a grounded conductor having equal potential difference
fp fp fp fp fp fp fp fp fp fp fp fp
between it and each ungrounded conductor of the circuit and that is connected to the neutr
fp fp fp fp fp fp fp fp fp fp fp fp fp fp fp
al or grounded conductor of the system.
fp fp fp fp fp fp
Multiwire (Pg.16) fp
4. An intermittent operation in which load conditions are regularly recurrent is the definition o
fp fp fp fp fp fp fp fp fp fp fp fp fp
f .
fp
Periodic Duty (NEC 70-34) fp fp fp
5. The is the connection between the grounded-
fp fp fp fp fp fp
circuit conductor and the equipment grounding conductor at the service.
fp fp fp fp fp fp fp fp fp