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Short-circuit test is performed on a transformer with a certain impressed voltage at rated frequency. If the short-circuit test is now performed with the same magnitude of impressed voltage, but at a frequency higher than the rated frequency. Then | |
A. | the magnitude of current and power factor will both increase. [Wrong Answer] |
B. | the magnitude of current will decrease but the power factor will iucrease. [Wrong Answer] |
C. | the magnitude of current will increase but power factor will decrease. [Wrong Answer] |
D. | the magnitude of current as well as the power factor will decrease. [Correct Answer] |