12. 电路如图 3.1.5 所示,已知网孔电流 i 1 =3A , i 2 =2A ,则 u S1 和 R 分别为 ___________ 。 图3.1.5 题3.4.12电路图
A.
13V , 5Ω
B.
29 V , 5Ω
C.
−13V , 5Ω
D.
13V , 9Ω
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【单选题】Middle EnglishIf you were to travel back in time to the tenth century, you probably wouldn't be able to understand a sentence that anyone said to you. They'd be speaking Old English. Talking to a tent...
【单选题】Middle EnglishIf you were to travel back in time to the tenth century, you probably wouldn't be able to understand a sentence that anyone said to you. They'd be speaking Old English. Talking to a tent...
【单选题】Middle EnglishIf you were to travel back in time to the tenth century, you probably wouldn't be able to understand a sentence that anyone said to you. They'd be speaking Old English. Talking to a tent...
A.
Old English began to turn into the Middle English.
【简答题】How Old Are You? In English, when we meet people for the first time, there are some safe topics to talk about, such as weather, or which part of the country they come from. We wouldn't ask them whethe...