問題詳情
4. 當負載減少時，為使同步發電機的輸出電壓保持不變，下列敘述何者正確？
(A) 對電感性負載應增加激磁電流，對電容性負載應減少激磁電流
(B) 對電感性負載應增加激磁電流，對電容性負載應增加激磁電流
(C) 對電感性負載激磁電流維持不變，對電容性負載激磁電流維持不變
(D) 對電感性負載應減少激磁電流，對電容性負載應增加激磁電流
(A) 對電感性負載應增加激磁電流，對電容性負載應減少激磁電流
(B) 對電感性負載應增加激磁電流，對電容性負載應增加激磁電流
(C) 對電感性負載激磁電流維持不變，對電容性負載激磁電流維持不變
(D) 對電感性負載應減少激磁電流，對電容性負載應增加激磁電流
參考答案
答案：D
難度：適中0.576923
統計：A(6),B(0),C(4),D(15),E(0)
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