23. 如圖所示,則電流 I 為多少安培( A )?
(A)2.5A
(B)3.25A
(C)1.5A
(D)1.67A
答案:登入後查看
統計: A(31), B(18), C(22), D(242), E(0) #3086316
統計: A(31), B(18), C(22), D(242), E(0) #3086316