NC Limited Electrical Contractor Exam Study Guide:
Actual Questions, Explanations, and NEC Code
References Bundle Questions and Correct Answers With
Rationales LATEST THIS YEAR.pdf
1. What is the maximum dollar value of a single electrical contracting project
permitted under a Limited Electrical Contractor License in North Carolina?
A) $30,000
B) $60,000
C) $100,000
D) Unlimited
Answer: B
Reference: NC General Statutes § 87-43.3 / NCBEEC Rules
Explanation: A Limited license limits the licensee to single projects not exceeding $60,000.
Projects exceeding this limit require an Intermediate or Unlimited license.
2. Under a Limited Electrical Contractor License, what is the maximum equipment
voltage permitted?
A) 120/240 volts
B) 480 volts
C) 600 volts
, D) 1,000 volts
Answer: C
Reference: NC General Statutes § 87-43.3
Explanation: The Limited classification restricts installations to equipment operating at
voltages not exceeding 600 volts phase-to-phase.
3. How many hours are allowed to complete the 100-question NC Limited Electrical
Contractor Examination?
A) 4 hours
B) 5 hours
C) 6 hours
D) 8 hours
Answer: C
Reference: NCBEEC Exam Information Bulletin
Explanation: The state board allows a full 6 hours (360 minutes) to complete the open-book
examination due to the extensive calculations required.
4. What is the passing score required to obtain a North Carolina electrical contractor
license?
A) 70%
B) 75%
C) 80%
, D) 85%
Answer: B
Reference: 21 NCAC 18B .0204
Explanation: An applicant must achieve a minimum score of 75% on the qualification
examination.
5. What is the minimum percentage multiplier used when calculating a branch-circuit
rating that supplies a continuous load?
A) 100%
B) 115%
C) 125%
D) 150%
Answer: C
Reference: NEC 210.20(A)
Explanation: Branch-circuit conductors and overcurrent protection devices must be sized at
not less than 125% of the continuous load plus 100% of the noncontinuous load.
6. A load is considered "continuous" by the NEC if it is expected to run at maximum
current for at least how many consecutive hours?
A) 1 hour
B) 2 hours
C) 3 hours
, D) 4 hours
Answer: C
Reference: NEC Article 100 Definitions
Explanation: A continuous load is defined as a load where the maximum current is expected
to continue for 3 hours or more.
7. What is the minimum general lighting load requirement for a one-family dwelling
unit based on floor area?
A) 1 VA per sq. ft.
B) 2 VA per sq. ft.
C) 3 VA per sq. ft.
D) 5 VA per sq. ft.
Answer: C
Reference: NEC Table 220.12
Explanation: The NEC specifies 3 volt-amperes per square foot for general lighting loads in
dwelling units.
8. Which of the following colors is explicitly reserved for identifying an insulated
grounded conductor (neutral)?
A) White
B) Green
C) Orange
Actual Questions, Explanations, and NEC Code
References Bundle Questions and Correct Answers With
Rationales LATEST THIS YEAR.pdf
1. What is the maximum dollar value of a single electrical contracting project
permitted under a Limited Electrical Contractor License in North Carolina?
A) $30,000
B) $60,000
C) $100,000
D) Unlimited
Answer: B
Reference: NC General Statutes § 87-43.3 / NCBEEC Rules
Explanation: A Limited license limits the licensee to single projects not exceeding $60,000.
Projects exceeding this limit require an Intermediate or Unlimited license.
2. Under a Limited Electrical Contractor License, what is the maximum equipment
voltage permitted?
A) 120/240 volts
B) 480 volts
C) 600 volts
, D) 1,000 volts
Answer: C
Reference: NC General Statutes § 87-43.3
Explanation: The Limited classification restricts installations to equipment operating at
voltages not exceeding 600 volts phase-to-phase.
3. How many hours are allowed to complete the 100-question NC Limited Electrical
Contractor Examination?
A) 4 hours
B) 5 hours
C) 6 hours
D) 8 hours
Answer: C
Reference: NCBEEC Exam Information Bulletin
Explanation: The state board allows a full 6 hours (360 minutes) to complete the open-book
examination due to the extensive calculations required.
4. What is the passing score required to obtain a North Carolina electrical contractor
license?
A) 70%
B) 75%
C) 80%
, D) 85%
Answer: B
Reference: 21 NCAC 18B .0204
Explanation: An applicant must achieve a minimum score of 75% on the qualification
examination.
5. What is the minimum percentage multiplier used when calculating a branch-circuit
rating that supplies a continuous load?
A) 100%
B) 115%
C) 125%
D) 150%
Answer: C
Reference: NEC 210.20(A)
Explanation: Branch-circuit conductors and overcurrent protection devices must be sized at
not less than 125% of the continuous load plus 100% of the noncontinuous load.
6. A load is considered "continuous" by the NEC if it is expected to run at maximum
current for at least how many consecutive hours?
A) 1 hour
B) 2 hours
C) 3 hours
, D) 4 hours
Answer: C
Reference: NEC Article 100 Definitions
Explanation: A continuous load is defined as a load where the maximum current is expected
to continue for 3 hours or more.
7. What is the minimum general lighting load requirement for a one-family dwelling
unit based on floor area?
A) 1 VA per sq. ft.
B) 2 VA per sq. ft.
C) 3 VA per sq. ft.
D) 5 VA per sq. ft.
Answer: C
Reference: NEC Table 220.12
Explanation: The NEC specifies 3 volt-amperes per square foot for general lighting loads in
dwelling units.
8. Which of the following colors is explicitly reserved for identifying an insulated
grounded conductor (neutral)?
A) White
B) Green
C) Orange
