Georgia Class I Electrical
Contractor Exam Questions
And Correct Answers
(Verified Answers) Plus
Rationales 2025/2026 Q&A |
Instant Download Pdf
1. What is the primary purpose of the National Electrical Code
(NEC)?
A. Reduce installation costs
B. Standardize equipment manufacturing
C. Provide practical safeguarding of persons and property from
electrical hazards
D. Regulate utility companies
The NEC is intended to protect people and property from hazards
arising from the use of electricity.
2. According to the NEC, a continuous load is one where the
maximum current is expected to continue for:
A. 1 hour or more
B. 2 hours or more
C. 3 hours or more
D. 4 hours or more
,NEC Article 100 defines a continuous load as one expected to run at
maximum current for 3 hours or more.
3. Branch-circuit conductors supplying continuous loads must be
sized at:
A. 100% of load
B. 110% of load
C. 120% of load
D. 125% of load
NEC requires conductors serving continuous loads to be sized at 125%
of the load.
4. What color insulation is typically required for grounded
conductors?
A. Green
B. White or gray
C. Red
D. Orange
Grounded conductors (neutrals) must generally be identified by white
or gray insulation.
5. Equipment grounding conductors are commonly identified by:
A. White
B. Gray
C. Green or bare
D. Yellow
Green insulation or bare conductors are standard identification
methods for equipment grounding conductors.
, 6. Which NEC chapter covers special occupancies?
A. Chapter 2
B. Chapter 3
C. Chapter 5
D. Chapter 7
Chapter 5 addresses special occupancies such as hazardous locations
and health care facilities.
7. A 20-amp, 120-volt branch circuit supplying receptacles in a
dwelling requires a minimum copper conductor size of:
A. 14 AWG
B. 12 AWG
C. 10 AWG
D. 8 AWG
12 AWG copper conductors are required for 20-amp circuits.
8. What is the maximum overcurrent protection permitted for 14
AWG copper conductors under normal conditions?
A. 15 amperes
B. 20 amperes
C. 25 amperes
D. 30 amperes
14 AWG copper conductors are generally protected at a maximum of
15 amps.
9. Which NEC article covers grounding and bonding?
Contractor Exam Questions
And Correct Answers
(Verified Answers) Plus
Rationales 2025/2026 Q&A |
Instant Download Pdf
1. What is the primary purpose of the National Electrical Code
(NEC)?
A. Reduce installation costs
B. Standardize equipment manufacturing
C. Provide practical safeguarding of persons and property from
electrical hazards
D. Regulate utility companies
The NEC is intended to protect people and property from hazards
arising from the use of electricity.
2. According to the NEC, a continuous load is one where the
maximum current is expected to continue for:
A. 1 hour or more
B. 2 hours or more
C. 3 hours or more
D. 4 hours or more
,NEC Article 100 defines a continuous load as one expected to run at
maximum current for 3 hours or more.
3. Branch-circuit conductors supplying continuous loads must be
sized at:
A. 100% of load
B. 110% of load
C. 120% of load
D. 125% of load
NEC requires conductors serving continuous loads to be sized at 125%
of the load.
4. What color insulation is typically required for grounded
conductors?
A. Green
B. White or gray
C. Red
D. Orange
Grounded conductors (neutrals) must generally be identified by white
or gray insulation.
5. Equipment grounding conductors are commonly identified by:
A. White
B. Gray
C. Green or bare
D. Yellow
Green insulation or bare conductors are standard identification
methods for equipment grounding conductors.
, 6. Which NEC chapter covers special occupancies?
A. Chapter 2
B. Chapter 3
C. Chapter 5
D. Chapter 7
Chapter 5 addresses special occupancies such as hazardous locations
and health care facilities.
7. A 20-amp, 120-volt branch circuit supplying receptacles in a
dwelling requires a minimum copper conductor size of:
A. 14 AWG
B. 12 AWG
C. 10 AWG
D. 8 AWG
12 AWG copper conductors are required for 20-amp circuits.
8. What is the maximum overcurrent protection permitted for 14
AWG copper conductors under normal conditions?
A. 15 amperes
B. 20 amperes
C. 25 amperes
D. 30 amperes
14 AWG copper conductors are generally protected at a maximum of
15 amps.
9. Which NEC article covers grounding and bonding?
