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two transformers of the same type, using the same grade of
iron and conducting material, are designed to work at same
flux and current densities, but the linear dimension of one
are two times of the other in all respects. The ration of
kVA of the two transformer closely equal to................?
options: 16, 8, 4, 2
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Answer Posted / 7anoter4
According to Rudolf Richter “Electric Machines” vol III
Transformers the rated apparent power will be n^2 times this
of the smaller dimensions [So]:
Sn=n^2*So that means for twice in dimensions the rated could
be 4 times the rated of the smaller.
| Is This Answer Correct ? | 17 Yes | 29 No |
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