16.如【圖 16】所示電路,I 之值為何?
(A) 0A
(B) 2A
(C) -2A
(D) 6A
答案:登入後查看
統計: A(8), B(29), C(145), D(17), E(0) #2403112
統計: A(8), B(29), C(145), D(17), E(0) #2403112
詳解 (共 2 筆)
#5775758
V o.c=36*6/(6+6)-36*12/(12+3)=90/5-144/5=-54/5(V)
Z s.c=6//6+12//3=27/5(ohm)
--> (-54/5)/(27/5)=-2(A)
Z s.c=6//6+12//3=27/5(ohm)
--> (-54/5)/(27/5)=-2(A)
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