問題詳情
10.如圖所示的電路,設R1=1歐姆,R2=2歐姆，R3=3歐姆,R4=4歐姆,R5=5歐姆,電池内無內電阻。試求流過R2的電流值為
(A)0.5
(B)1
(C)1.5
(D)2 安培
參考答案
無參考答案
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