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Q#1 Transformers GATE EE 1999 MCQ +2 marks -0.66 marks

Two single-phase transformers A and B have the following parameters:

Transformer A: 10V/200V, percentage resistance and percentage reactance 3% and 4% respectively.

Transformer B: 5 kVA, 400V/200V, percentage resistance and percentage reactance are 4% and 3% respectively.

These two transformers are connected in parallel and they share a common load of 12 kW at a power factor of 0.8 lagging. Determine the active and reactive power delivered by the transformer A.

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