23. 承上題,電流 IN 為何? [初等考 111]
(A)0A
(B)1.5A
(C)3A
(D)6A
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統計: A(1), B(0), C(0), D(0), E(0) #3841111
統計: A(1), B(0), C(0), D(0), E(0) #3841111