基本電學 問題 - 考試
By Catherine
at 2013-11-05T17:10
at 2013-11-05T17:10
Table of Contents
[考題] 國考歷屆考題與考題觀念討論(書裡看到的選這個)請附上想法、出處
問題:一電壓源v(t)=-3+4√2sin5t,其平均值電壓與有效值電壓比約為何?
想法:這題答案平均值是-3、有效值是5,不過題目並無說明這是弦波、方波還是其他的
波形,不知如何下手@@?,請高手解答,謝謝!
--
問題:一電壓源v(t)=-3+4√2sin5t,其平均值電壓與有效值電壓比約為何?
想法:這題答案平均值是-3、有效值是5,不過題目並無說明這是弦波、方波還是其他的
波形,不知如何下手@@?,請高手解答,謝謝!
--
Tags:
考試
All Comments
By Franklin
at 2013-11-05T21:13
at 2013-11-05T21:13
By Olive
at 2013-11-08T06:41
at 2013-11-08T06:41
By Gary
at 2013-11-11T13:25
at 2013-11-11T13:25
By William
at 2013-11-15T14:10
at 2013-11-15T14:10
By Cara
at 2013-11-18T07:31
at 2013-11-18T07:31
By Irma
at 2013-11-19T01:56
at 2013-11-19T01:56
By Emma
at 2013-11-22T16:03
at 2013-11-22T16:03
By Noah
at 2013-11-23T23:54
at 2013-11-23T23:54
By Liam
at 2013-11-28T04:13
at 2013-11-28T04:13
By Brianna
at 2013-11-29T19:58
at 2013-11-29T19:58
By James
at 2013-12-01T00:27
at 2013-12-01T00:27
By Wallis
at 2013-12-02T05:45
at 2013-12-02T05:45
By Mason
at 2013-12-04T01:32
at 2013-12-04T01:32
By Hedda
at 2013-12-08T03:07
at 2013-12-08T03:07
By Tracy
at 2013-12-08T08:44
at 2013-12-08T08:44
Related Posts
蔡經瑋 題庫 兩階段定價
By Freda
at 2013-11-05T16:04
at 2013-11-05T16:04
大家都聽什麼歌來激勵士氣?
By Lydia
at 2013-11-05T15:14
at 2013-11-05T15:14
公司法更改公司名稱
By Andy
at 2013-11-05T14:07
at 2013-11-05T14:07
小弟的免費線上測驗網站passpass.cc
By Brianna
at 2013-11-05T13:47
at 2013-11-05T13:47
大家都聽什麼歌來激勵士氣?
By Kama
at 2013-11-05T13:41
at 2013-11-05T13:41