A 260/130v, 26kva single phase transformer has full load

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A 260/130V, 26kVA single phase transformer has full load unity power factor efficiency of 94%. It is connected as an auto transformer to feed a load at 390V with input voltage of 260V. The full load efficiency of auto transformer at unity power factor will be _________ %. 

Reference no: EM131792469

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A 260/130v, 26kva single phase transformer has full load : A 260/130V, 26kVA single phase transformer has full load unity power factor efficiency of 94%. It is connected as an auto transformer to feed a load at 390V with input voltage of 260V. The full load efficiency of auto transformer at unity power facto..
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