变压器中的 单⼀双。。是什么意思。。如何区分。单⼀双。。

2025-03-18 07:32:09
推荐回答(2个)
回答1:

变压器有单/双之分是指其输出端输出的电压组数,也就是说输出端有几组输出电压.以你说的双12V变压器为例,表明其输出端输出电压为12V,12V,24V,分别对应黄1对黑,黄2对黑,黄1对黄2(为了区分,给黄线编个号吧). 你测得输出电压为 26-28V 的交流电压应该是在不接负载时测得的两根黄线之间的电压,接上负载就会降到24V左右的. 另外变压器没有"地"极,你理解的"地"其实应该叫做"中心抽头"或者"公共点".

回答2:

如果你是女生的话,那么,被女同学议论,确实不好受……毕竟作为女生来说,日常交往的主体就是女生。被她们排斥,自己就变成了孤家寡人,这份感觉肯定不好! 如果你是男生的话,被女生议论,就无所谓了……甚至,这种感觉可能会更舒服呢……男生就是喜欢被女生关注。能被她们议论,说明自己在她们心目中的地位……这可不是一般男生能享受到的待遇呢…… 当然了,这一切的前提,是自己没有错……

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