Answer / s pavan sudheer

copper losses vary with load. Copper loss is I^2 R loss, when we apply load aromatically the current will be increased so it is finalized that current drawing is directly proportional to copper losses.
   

Why reverse relay used

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Name different types of circuit breakers and their voltage ratings?

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a 100mva,400/200v transformer has leakage impdce of 10% draws a steady state line currentof---------------

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what is different between grounding and earthings?

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Why the transformers are rated in KVA ? in new view

3 Answers  

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