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The iron loss in a 100kva transformer is 1 kw and full load
copper losses are 2 kw, then what is maximum efficiency occure
at a load?
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Answer Posted / srihari
The load is not given so let us assume the load is resistive load.
therefore power factor is unity and at maximum efficiency copper losses = iron losses = 1kw.
100*10^3*1
efficiency= ------------------- = 98.03%
100*10^3*1+1000+1000
| Is This Answer Correct ? | 2 Yes | 6 No |
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