在单相桥式整流(有滤波时)电路中,输出电压的平均值 U O 与变压器副边电压有效值 U 2 应满足 关系。
A.
U O =1.2 U 2
B.
U 0 =1.4 U 2
C.
U 0 =0.9 U 2
D.
U 0 =0.45 U 2
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
【简答题】Imagine landing in a foreign country where you cannot speak the language, understand the culture and don’t know anybody. Wouldn’t it be nice to have a friend who could help you out? John Smith, an Eng...