Science, asked by subramitra, 11 months ago

A 25 KVA, 3300/230 V, 1-phase trans-
former has iron and copper losses of 350
W and 400 W. The efficiency at 0.8 pf
is ......
(a) 97.09% (b) 96% approximately
(c) 98%
(d) 98.04%
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Answers

Answered by vashist46

0

Answer:

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