問題詳情
五、一部 50 MVA、30 kV、60 Hz 之三相同步發電機，每相同步電抗為 8 Ω，忽略電樞電阻。若該發電機供應額定電壓與額定功率至一無限滙流排，功率因數為 0.9 落後。
⑴計算此時電力角（Power Angle，也可稱作功率角）。（4 分）
⑴計算此時電力角（Power Angle，也可稱作功率角）。（4 分）
參考答案
答案：C
難度：適中0.609337
統計：A(2),B(112),C(248),D(17),E(0)
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