GATE Electrical Engineering (EE) 2016 Shift 1 Solved Paper

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Question : 56 of 65
 
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A single-phase 400V,50Hz transformer has an iron loss of 5000W at the rated condition. When operated at 200V,25Hz, the iron loss is 2000W. When operated at 416V,52Hz, the value of the hysteresis loss divided by the eddy current loss is ______.
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