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15.有一電感L =100 mH,當t 0,其兩端電壓為0 V。當t> 0,其兩端電壓 。假 設 時, 。求t= 0.2 s時,iL 值 ?(A) 1.05 A(B) 1.19 A(C)
問題詳情
15.有一電感L =100 mH,當t 0,其兩端電壓為0 V。當t> 0,其兩端電壓
。假 設
時,
。求t= 0.2 s時,iL 值 ?
(A) 1.05 A
(B) 1.19 A
(C) 2.11 A
(D) 2.37 A
參考答案
答案:B
難度:簡單0.785714
統計:A(0),B(11),C(0),D(3),E(0)
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【用戶】
wujack
【年級】
【評論內容】如何解?
【用戶】
學覽風采
【年級】小六下
【評論內容】
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