A single phase transformer has rating of ___

A single phase transformer has rating of 15 kVA, 600/120 V.

It is reconnected as an autotransformer to supply at 720 V from a 600 V primary source.

The maximum load it can supply is

A. 90 kVA
B. 18 kVA
C. 15 kVA
D. 12 kVA

Show Answer

Answer: A

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