Why is it desirable to operate paralleled AC generators at the same power factor?（）<br>A:Circulating currents are kept to a minimum<br>B:Field excitation losses are kept to a minimum<br>C:Generator rotors will have a lesser tendency to hunt<br>D:Because a power factor increase will decrease kilowatt output

Why is it desirable to operate paralleled AC generators at the same power factor?（）
A:Circulating currents are kept to a minimum
B:Field excitation losses are kept to a minimum
C:Generator rotors will have a lesser tendency to hunt
D:Because a power factor increase will decrease kilowatt output

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