Transformer MCQ Part 9

Transformer MCQ Questions

The iron core in transformer provides _____________ path to main flux

The iron core in transformer provides _____________ path to main flux:

  1. Low reluctance
  2. High reluctance
  3. High conductivity
  4. Low resistance

Correct answer: 1. Low reluctance

The core flux of practical transformer with the resistance load

The core flux of practical transformer with the resistance load:

  1. Increases with load
  2. Decreases with load
  3. Increase as parabolic function of load
  4. Is constant with load changes

Correct answer: 4. Is constant with load changes

The flux created by the current flowing through primary winding induces EMF in

The flux created by the current flowing through primary winding induces EMF in:

  1. Primary winding only
  2. Secondary winding only
  3. Both of these
  4. None of these

Correct answer: 3. Both of these

Copper losses are constant power losses

Copper losses are constant power losses:

  1. True
  2. False

Correct answer: 2. False

The core losses are negligible during

The core losses are negligible during:

  1. Open circuit test
  2. Short circuit test

Correct answer: 2. Short circuit test

More Questions by Parts on Transformers:

  1. Transformer MCQ Questions Part 1
  2. Transformer MCQ Questions Part 2
  3. Transformer MCQ Questions Part 3
  4. Transformer MCQ Questions Part 4
  5. Transformer MCQ Questions Part 5
  6. Transformer MCQ Questions Part 6
  7. Transformer MCQ Questions Part 7
  8. Transformer MCQ Questions Part 8

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