Potential Transformer MCQ Questions with Answers

A Potential transformer or PT is a type of special-purpose transformer that is designed to sample high voltage and provide a low secondary voltage that is directly proportional to it.

Given below are most important basic MCQs on Potential transformers.

Secondary winding rating of Potential Transformer

Usually, Potential transformers have a secondary winding rating of:

  1. 10 V
  2. 50 V
  3. 120 V
  4. 1 kV

Correct answer: 3. 120 V

High-voltage terminals of Potential Transformers are denoted by the letter

High-voltage terminals of Potential Transformers are denoted by the letter:

  1. A
  2. J
  3. H
  4. X

Correct answer: 3. H

Low-voltage terminals of Potential Transformers are denoted by the letter

Low-voltage terminals of Potential Transformers are denoted by the letter:

  1. A
  2. J
  3. H
  4. X

Correct answer: 4. X

A potential transformer Connects in Series or Parallel

A potential transformer Connects in:

  1. Series
  2. Parallel
  3. Both of these
  4. None of these

Correct answer: 2. Parallel

Potential Transformer is also known as

Potential Transformer is also known as:

  1. Capacitor transformer
  2. Instrument transformer
  3. Power supply transformer
  4. None of these

Correct answer: 2. Instrument transformer

Leave a Comment