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The Copper losses in a transformer af full load is 150 was the value of copper lossess at 85 % of load is Options A.127.5 wall B.75 watt C.108.3 watt D.37.5 wat |
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Answer» (a)127.5 wattExplanation:The total NUMBER of LOAD in transformer =150loss percentage=85%here,number of load in transformer×=xto FIND 'X': watt |
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