Q2/ Two transformers A and B of ratings 500 KVA and 250 KVA are supplying a load KVA of 750 at 0.8 Pf lagging . Their open circuit voltages are 400 volt and 410 volt respectively. Transformer A has 1% resistance and 5% reactance and transformer B has 1.5% resistance and 4% reactance. Find (a) Cross-current in the secondaries on no-load.

Q2/ Two transformers A and B of ratings 500 KVA and 250 KVA are supplying a load KVA of 750 at 0.8 Pf lagging . Their open circuit voltages are 400 volt and 410 volt respectively. Transformer A has 1% resistance and 5% reactance and transformer B has 1.5% resistance and 4% reactance. Find (a) Cross-current in the secondaries on no-load.

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter21: Alternating-Current Circuits And Electromagnetic Waves

Section: Chapter Questions

Problem 47P

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