104關務三等電機機械 - 考試
By Puput
at 2016-01-09T20:16
at 2016-01-09T20:16
Table of Contents
http://imgur.com/pzOEmgM
題目設計 I1=5+10sin t 含直交流信號混合
因本人做過的變壓器例題從未看過含有直流信號的
所以不確定此題的解法為何?
可以直接令 I2=(5+10sin t)*(100/200) ?
或是 應該直、交流信號兩者合併取rms
則 I1rms=(Iac,rms^2+I1dc^2)^1/2
=(7.07^2+5^2)^1/2
=8.659
再依此 I2rms=I1rms*(100/200) ?
懇請解答,謝謝
--
Tags:
考試
All Comments
By Zora
at 2016-01-12T19:34
at 2016-01-12T19:34
By Zora
at 2016-01-15T08:14
at 2016-01-15T08:14
By Elvira
at 2016-01-20T07:28
at 2016-01-20T07:28
By Tom
at 2016-01-21T17:30
at 2016-01-21T17:30
By Sierra Rose
at 2016-01-25T17:53
at 2016-01-25T17:53
By Quintina
at 2016-01-26T10:42
at 2016-01-26T10:42
Related Posts
社會工作的書有必要買新的嗎?
By Candice
at 2016-01-09T18:33
at 2016-01-09T18:33
105年初等考試題目
By Hedy
at 2016-01-09T16:10
at 2016-01-09T16:10
交通事業人員與交通行政人員相互轉任?
By Xanthe
at 2016-01-09T15:40
at 2016-01-09T15:40
期貨商業務員--電腦應試
By John
at 2016-01-09T14:08
at 2016-01-09T14:08
一起分攤曾正生物線上版(不提供書)
By Dora
at 2016-01-09T12:59
at 2016-01-09T12:59