The changes in volume of transformer cooling oil because of variation of atmospheric temperature during day and night is taken care of by XYZ of transformer. Here XYZ implies

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Electrical Engineering MCQ on Transformer

The changes in volume of transformer cooling oil because of variation of atmospheric temperature during day and night is taken care of by XYZ of transformer. Here XYZ implies

  1. Breather
  2. Buchholz relay
  3. Bushings
  4. Conservator

Correct answer: 4. Conservator

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