A 20kVA, 440/220V, single phase transformer has an iron loss of 324W. The copper loss is found to be 100W when delivering half load current. Determine its efficiency when delivering full load current at 0.8 lagging pf.
A 20kVA, 440/220V, single phase transformer has an iron loss of 324W. The copper loss is found to be 100W when delivering half load current. Determine its efficiency when delivering full load current at 0.8 lagging pf.
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A 20kVA, 440/220V, single phase transformer has an iron loss of 324W. The copper loss is found to be 100W when delivering half load current. Determine its efficiency when delivering full load current at 0.8 lagging pf.
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