4. 如圖17求流經R1的電流為?
60a5f88eee3ae.jpg
(A)V x R1 /(R1 R2 +R2 R3 +R3 R1 )
(B))V x R2 /(R1 R2 +R2 R3 +R3 R1 )
(C)V x R3 /(R1 R2 +R2 R3 +R3 R1 )
(D)VR2 /(R1 +R2 )R3

答案:登入後查看
統計: A(26), B(57), C(11), D(13), E(0) #2710766