Question 1
The kVA rating on a primary overhead distribution transformer nameplate is a rating of:
Correct Answer:
Apparent power the windings can carry continuously at the nameplate voltage and temperature rise
Question 2
A single-phase pole-mount transformer is rated 7,200 V primary and 240 V secondary. What is the turns ratio of the windings?
Correct Answer:
30:1
Question 3
A 25 kVA single-phase pole-mount transformer is fully loaded on a 240 V secondary. What is the approximate full-load secondary current?
Correct Answer:
104 A
Question 4
A single-phase 50 kVA transformer has a 7,200 V primary. What is the approximate full-load primary current?
Correct Answer:
6.9 A
Question 5
A no-load tap changer on a primary overhead distribution transformer is intended to be operated:
Correct Answer:
Only after the transformer is deenergized, to select a different primary voltage tap
Question 1
Exam overview

About this Exam

Prepare with the NV A-17 Transmission Lines Practice Questions - Nevada A-17 Lines to Transmit Electricity Contractor Examination Exam practice quiz. This question bank includes 100 questions covering primary, overhead, conductor, transformer, and single-phase. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

More details

Additional Information

NV A-17 Transmission Lines Practice Questions - Nevada A-17 Lines to Transmit Electricity Contractor Examination Exam

This practice set contains 100 questions from the matching question bank and focuses on primary, overhead, conductor, transformer, and single-phase. 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.

Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.
No fixed duration is currently configured for this quiz.
Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.
Yes. You can retake the practice test again as you continue studying during your available access period.
After your access is confirmed, you can continue into the complete practice exam from this quiz flow.
Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.
Keep studying

Related Questions