A 400 V/100 V, 10 kVA two-winding transformer is reconnected as an auto-transformer across a suitable voltage source.
The maximum rating of such an arrangement could be
A. 50 kVA
B. 15 kVA
C. 12.5 kVA
D. 8.75 kVA
Show Answer
Answer: A
Share your understanding of this question with the correct explanation.