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Define voltage regulation of a single phase transformer. The primary and secondary winding of a 40kVA, 6600/250V, single phase transformer have resistance of 10

Define voltage regulation of a single phase transformer. The primary and secondary winding of a 40kVA, 6600/250V, single phase transformer have resistance of 10 ohm and 0.02 ohm respectively. The total leakage reactance is 35 ohm as referred to the primary winding. Find full load regulation at a pf of 0.8 lagging. (8)

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