25. 已知三相 Y 型連接發電機之兩相電壓分別為 ebn (t)=110sin( 377t−120°)V 及
ecn (t)=110sin( 377t+120°)V,則線電壓 ebc (t)= ebn (t) − ecn (t)為何?
(A) 191sin377t V
(B) 110sin377t V
(C) 191sin(377t−90°)V
(D) 110sin(377t−90°)V
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統計: A(9), B(7), C(55), D(8), E(0) #668420
統計: A(9), B(7), C(55), D(8), E(0) #668420