Question: A 1 2 5 0 0 / 2 5 0 0 V transformer is rated at 1 0 0 kVA as a two - winding

A 12500/2500 V transformer is rated at 100 kVA as a two-winding transformer. If the windings
are connected in series to form an Autotransformer,
i. Determine the voltage ratios ...................................
ii. Determine the kVA rating of the Autotransformer .................................
ii. Calculate the copper-saving in conductor material .................................

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