28. 如圖所示,求諾頓等效電流 I 為多少安培( A )?
(A)5.5mA
(B)7.5mA
(C)10mA
(D)12.5mA
答案:登入後查看
統計: A(279), B(29), C(21), D(10), E(0) #3086321
統計: A(279), B(29), C(21), D(10), E(0) #3086321