TheoryMaster Electrician 2 Study Guide
Study for the Master Electrician 2 with exam topics, practice questions, a free PDF, video walkthrough and timed mock exam links.
How to study for Master Electrician 2
- Read the topic list so you know what the exam is likely to cover.
- Answer the free practice questions and read every explanation.
- Download the PDF for offline review.
- Use timed mock exams when your untimed practice feels comfortable.
Topics to review
- Core formulas and field calculations
- Codes, standards and compliance
- Safe work practices and PPE
- Tools, materials and on-site reference
Try Master Electrician 2 questions now
Q1The NEC is organized into chapters. Which chapter covers wiring methods and materials?
Show answer
✓ Correct answer: Chapter 3
NEC Chapter 3 covers Wiring Methods and Materials (Articles 300–392). Chapter 1 covers General Requirements, Chapter 5 covers Special Occupancies, and Chapter 7 covers Special Conditions.
Q2NEC Article 100 is primarily dedicated to which of the following?
Show answer
✓ Correct answer: Definitions
Article 100 contains definitions of terms used throughout the NEC. Understanding these definitions is essential because they govern how other code requirements are applied.
Q3The NEC defines the Authority Having Jurisdiction (AHJ) as the organization, office, or individual responsible for what?
Show answer
✓ Correct answer: Enforcing and interpreting the code requirements
The AHJ is the entity empowered to enforce the NEC — typically the local building or electrical inspector. They interpret requirements and can approve or reject installations.
Q4Under NEC 90.4, if equipment or materials are not covered by the NEC, who is authorized to allow their use?
Show answer
✓ Correct answer: The Authority Having Jurisdiction
NEC 90.4 gives the AHJ authority to approve equipment or installations not specifically addressed by the Code, provided the installation is judged to be safe.
Q5What is the primary purpose of the NEC as stated in Article 90?
Show answer
✓ Correct answer: The practical safeguarding of persons and property from hazards arising from the use of electricity
NEC 90.1 states the purpose is the practical safeguarding of persons and property. The Code is not a design specification or instruction manual, but a safety document.
Q6Which of the following installations is specifically NOT covered by the NEC?
Show answer
✓ Correct answer: Ships, watercraft, railway rolling stock, aircraft
NEC 90.2(B) lists several installations outside the Code's scope, including ships, watercraft, railway rolling stock, and aircraft, which are governed by separate standards.
Full Master Electrician 2 bank + unlimited mocks
Try 30 questions free. Unlock the complete Master Electrician 2 question bank, every explanation, and unlimited timed mock exams. Practice on any device.
Unlock Master Electrician 2 →