27 承上題,若電流IL為零,則I1為多少安培?
(A) 20
(B) 10
(C)8
(D)5
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統計: A(8), B(422), C(17), D(14), E(0) #1226794
統計: A(8), B(422), C(17), D(14), E(0) #1226794
詳解 (共 2 筆)
#1581588
1
1
#4888994
1. R= (4+2) // (6+3) =3.6
2. I = 36/3.6 =10
1
0