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Electrical machines miscellaneous

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Electrical machines miscellaneous
  1. A 2500/250 V, 25 kVA transformer is connected as an auto transformer to give 2300/2750 V. Its rating would be
    1. 250 kVA; 225 kVA is transformed conductively
    2. 250 kVA; 225 kVA is transformed inductively
    3. 275 kVA; 250 kVA is transformed inductively
    4. 275 kVA; 250 kVA is transformed conductively
Correct Option: D

NA


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