Solution Manual for Electrical
Wiring Commercial, 18th
Edition by Phil Simmons
Chapter 1: Commercial Building Plans and Specifications
1. What section of a commercial building's specifications contains a list of
contract documents?
• A) Supplementary Conditions
• B) General Clauses and Conditions
• C) Technical Specifications
• D) Division 26 Electrical Section
Answer: B
Rationale: The General Clauses and Conditions section of the specifications
contains the list of contract documents, as outlined in Chapter 1 under
"Commercial Building Plans."
2. Where are temporary light and power requirements for a job site typically
found?
• A) General Conditions
• B) Technical Specifications
• C) Supplementary General Conditions
• D) Electrical Working Drawings
,Answer: C
Rationale: The Supplementary General Conditions specify job site requirements for
temporary light and power. This may be the responsibility of either the general
contractor or electrical contractor depending on contract terms.
3. What is the primary purpose of the Schedule of Working Drawings for an
electrician?
• A) To price the electrical work
• B) To determine if all drawings are available
• C) To schedule installation dates
• D) To list material quantities
Answer: B
Rationale: The electrician uses the Schedule of Working Drawings to verify that all
necessary drawings are at hand, especially to coordinate with other contractors.
4. Which organization publishes the National Electrical Code?
• A) NEMA
• B) NFPA
• C) UL
• D) IAEI
Answer: B
Rationale: The National Fire Protection Association (NFPA) publishes the National
Electrical Code (NEC), which is the standard for electrical installations.
5. Which organization provides listing services for electrical equipment?
• A) NEMA
• B) IESNA
, • C) UL
• D) IAEI
Answer: C
Rationale: Underwriters Laboratories (UL) provides listing and certification
services for electrical equipment and materials.
6. Which organization establishes manufacturers' standards for electrical
equipment?
• A) NFPA
• B) UL
• C) NEMA
• D) IESNA
Answer: C
Rationale: The National Electrical Manufacturers Association (NEMA) establishes
standards for electrical equipment manufacturing.
7. The term "shall" in the NEC indicates:
• A) A recommendation
• B) A permissive condition
• C) A mandatory requirement
• D) An optional provision
Answer: C
Rationale: In the NEC, "shall" indicates that the requirement is mandatory and
must be followed.
8. The term "shall be permitted" in the NEC indicates:
, • A) A mandatory requirement
• B) An action that is allowed but not required
• C) A prohibited action
• D) A conditional requirement
Answer: B
Rationale: "Shall be permitted" indicates an option that the Code allows but does
not require.
9. What are the first four words of NEC 250.52(A)(5)?
• A) Ground rods and plates
• B) Rod and pipe electrodes
• C) Metal underground piping
• D) Concrete encased electrodes
Answer: B
Rationale: NEC 250.52(A)(5) begins with "Rod and pipe electrodes," which are
types of grounding electrodes.
10. A 4-foot luminaire measures approximately how many meters in SI units?
• A) 1.0 m
• B) 1.22 m
• C) 1.5 m
• D) 2.0 m
Answer: B
Rationale: 4 ft × 0.3048 m/ft = 1.2192 m, typically rounded to 1.22 m. This is
equivalent to the 1200 mm by 600 mm luminaire.
Wiring Commercial, 18th
Edition by Phil Simmons
Chapter 1: Commercial Building Plans and Specifications
1. What section of a commercial building's specifications contains a list of
contract documents?
• A) Supplementary Conditions
• B) General Clauses and Conditions
• C) Technical Specifications
• D) Division 26 Electrical Section
Answer: B
Rationale: The General Clauses and Conditions section of the specifications
contains the list of contract documents, as outlined in Chapter 1 under
"Commercial Building Plans."
2. Where are temporary light and power requirements for a job site typically
found?
• A) General Conditions
• B) Technical Specifications
• C) Supplementary General Conditions
• D) Electrical Working Drawings
,Answer: C
Rationale: The Supplementary General Conditions specify job site requirements for
temporary light and power. This may be the responsibility of either the general
contractor or electrical contractor depending on contract terms.
3. What is the primary purpose of the Schedule of Working Drawings for an
electrician?
• A) To price the electrical work
• B) To determine if all drawings are available
• C) To schedule installation dates
• D) To list material quantities
Answer: B
Rationale: The electrician uses the Schedule of Working Drawings to verify that all
necessary drawings are at hand, especially to coordinate with other contractors.
4. Which organization publishes the National Electrical Code?
• A) NEMA
• B) NFPA
• C) UL
• D) IAEI
Answer: B
Rationale: The National Fire Protection Association (NFPA) publishes the National
Electrical Code (NEC), which is the standard for electrical installations.
5. Which organization provides listing services for electrical equipment?
• A) NEMA
• B) IESNA
, • C) UL
• D) IAEI
Answer: C
Rationale: Underwriters Laboratories (UL) provides listing and certification
services for electrical equipment and materials.
6. Which organization establishes manufacturers' standards for electrical
equipment?
• A) NFPA
• B) UL
• C) NEMA
• D) IESNA
Answer: C
Rationale: The National Electrical Manufacturers Association (NEMA) establishes
standards for electrical equipment manufacturing.
7. The term "shall" in the NEC indicates:
• A) A recommendation
• B) A permissive condition
• C) A mandatory requirement
• D) An optional provision
Answer: C
Rationale: In the NEC, "shall" indicates that the requirement is mandatory and
must be followed.
8. The term "shall be permitted" in the NEC indicates:
, • A) A mandatory requirement
• B) An action that is allowed but not required
• C) A prohibited action
• D) A conditional requirement
Answer: B
Rationale: "Shall be permitted" indicates an option that the Code allows but does
not require.
9. What are the first four words of NEC 250.52(A)(5)?
• A) Ground rods and plates
• B) Rod and pipe electrodes
• C) Metal underground piping
• D) Concrete encased electrodes
Answer: B
Rationale: NEC 250.52(A)(5) begins with "Rod and pipe electrodes," which are
types of grounding electrodes.
10. A 4-foot luminaire measures approximately how many meters in SI units?
• A) 1.0 m
• B) 1.22 m
• C) 1.5 m
• D) 2.0 m
Answer: B
Rationale: 4 ft × 0.3048 m/ft = 1.2192 m, typically rounded to 1.22 m. This is
equivalent to the 1200 mm by 600 mm luminaire.
