44. 如圖(十五)所示之電路,若
vs
(t) =100 √2 sin(377t)V
,則 v1(t) 為何?
(A)
25sin(377t -30°)V
(B)
25sin(377t - 45°)V
(C)
50sin(377t -30°)V
(D)
50sin(377t - 45°)V
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統計: A(20), B(28), C(28), D(94), E(0) #809051
統計: A(20), B(28), C(28), D(94), E(0) #809051