1.

Short circuit test is performed on a transformer with a certain impressed voltage at rated frequency. What will happen if the short circuit test is now performed with the same magnitude of impressed voltage, but at frequency higher than the rated frequency?

A. The magnitude of current will increase, but power factor will decrease
B. The magnitude of current will decrease, but power factor will increase
C. The magnitude of current will increase, power factor will increase
D. The magnitude of current will decrease, power factor will decrease
Answer» E.


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