29. 如【圖5】電路,試求電流I為多少? (A)1A (B)3A (C)4A (D)6A
RT=6//3 +4//2
=2+8/6
=10/3
I=V/R
=20/(10/3)
=6
29. 如【圖5】電路,試求電流I為多少? (A)1A (B)3A (C)4A ..-阿摩線上測驗