Question 1
A service upgrade is being designed for a commercial building. What should be determined before selecting service equipment?
Show answer & explanation
Correct answer: A - The calculated service load and equipment ratings
10 exam-style questions with answers and explanations, straight from our 1,030-question bank. Tap an answer to check yourself. When you're ready, take the scored version in the free practice test.
The MA-JE exam has 110 questions and runs 4 hours.
These 10 free MA-JE questions are organized by exam domain, so you can see how each part of the Massachusetts Journeyman Electrician License Exam blueprint is tested. Reveal the answer and explanation under each question.
A service upgrade is being designed for a commercial building. What should be determined before selecting service equipment?
Correct answer: A - The calculated service load and equipment ratings
A metal enclosure contains energized conductors but is not connected to the equipment grounding system. What is the primary concern?
Correct answer: A - The fault-current path may be ineffective for clearing faults
A journeyman electrician installs conductors in an exposed area where physical damage is possible. Which approach best addresses the wiring method requirement?
Correct answer: A - Select a wiring method providing required mechanical protection
A three-phase motor has voltage at terminals but will not start. Which area should be investigated?
Correct answer: A - Motor connections, controls, or phase conditions
A motor branch circuit trips during normal startup. The motor is operating correctly. What should be checked first?
Correct answer: A - Motor characteristics, starting current, and protection selection
Which standard is directly associated with fire alarm system requirements?
Correct answer: A - NFPA 72
A solar installation is connected to a building system. Which review is most important?
Correct answer: A - Equipment, conductors, protection, and interconnection requirements
A battery storage system is added to a facility. What additional concern is important?
Correct answer: A - System integration and energy storage safety requirements
A 120-volt load draws 10 amperes. Using V=I×R, what is the resistance?
Correct answer: A - 12 ohms, consistent with the stated load
A circuit passes continuity testing but fails under load. What is a likely next consideration?
Correct answer: A - A high-resistance connection that appears under load
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