A 200 KVA step-down single-phase transformer has full load iron loss is 800 watt & copper loss is 2000 Watt. i. find efficiency at F.L. unit P.F ii. iiEfficiency at half load 0.8 pfA 200 KVA step-down single-phase transformer has full load iron loss is 800 watt & copper loss is 2000 Watt. i. find efficiency at F.L. unit P.F ii. iiEfficiency at half load 0.8 pf
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