Q76
For large power transformers, self oil cooled type or air blast type which of the following values of current density may be used?
A.
1.0 to 1.2 A/mm2
B.
1.5 to 2.0 A/mm2
C.
2.2 to 3.2 A/mm2
AnswerD.
3.2 to 4.2 A/mm2
Answer: Option C
Solution
Answer: Option C
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