Question 1
A resistive heater on an existing 120-volt branch circuit draws 8 amperes. What is the heater resistance?
Correct Answer:
15 ohms
Question 2
Per NEC Article 100, a continuous load is a load whose maximum current is expected to continue for at least how long?
Correct Answer:
3 hours
Question 3
A 480-volt, 3-phase panel on an existing building supplies a balanced 30-kilowatt load at unity power factor. What is the line current?
Correct Answer:
36 amperes
Question 4
On a 4-wire, 120/240-volt, 3-phase, high-leg delta service being upgraded on an existing structure, the high-leg conductor must be identified by which color?
Correct Answer:
Orange or other effective means
Question 5
A balanced 480-volt, 3-phase existing motor feeder carries 40 amperes at 0.85 power factor. What is the true power?
Correct Answer:
28.3 kW
Question 1
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About this Exam

Prepare with the NV C-2A Electrical Wiring Practice Questions - Nevada C-2A Electrical Wiring Contractor Examination Exam practice quiz. This question bank includes 100 questions covering existing, conductor, volt, dwelling, and ampacity. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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NV C-2A Electrical Wiring Practice Questions - Nevada C-2A Electrical Wiring Contractor Examination Exam

This practice set contains 100 questions from the matching question bank and focuses on existing, conductor, volt, dwelling, and ampacity. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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