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

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