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17.下列那項原因,不會造成同步發電機單機運轉時,發生跳脫現象?(A)過負載(B)短路(C)電壓過低(D)逆功率
問題詳情
17.下列那項原因,不會造成同步發電機單機運轉時,發生跳脫現象?
(A)過負載
(B)短路
(C)電壓過低
(D)逆功率
參考答案
答案:D
難度:簡單0.896552
統計:A(1),B(0),C(2),D(26),E(0)
上一篇 :
16.交流配電盤之 “匯流排導體” 有略顯震動現象,其原因為何?(A)集膚共震(Skin resonance)(B)鄰擾效應(Proximity effect)(C)頻率共震(Frequency re
下一篇 :
26. Standard metabolic rate (SMR) and basal metabolic rate (BMR) are _____.(A) used differently: SMR
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