基本電學 電壓的相量表示 - 考試
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By Yedda
at 2013-06-02T23:28
at 2013-06-02T23:28
Table of Contents
題目:http://wwwc.moex.gov.tw/ExamQuesFiles/Question/101/101190_3513.pdf
第37題
答案為(A)
我發現答案好像是直接用輸入電壓的波峰值200V去算的
為何不是用 200/√2 去計算呢?
相量的電壓表示不都是有效值嗎?
--
話說這份考卷前面一堆算戴維寧 最後面四題又是複數計算
尤其38和40的計算量有些多 我很懷疑一小時內能算的完嗎?
--
第37題
答案為(A)
我發現答案好像是直接用輸入電壓的波峰值200V去算的
為何不是用 200/√2 去計算呢?
相量的電壓表示不都是有效值嗎?
--
話說這份考卷前面一堆算戴維寧 最後面四題又是複數計算
尤其38和40的計算量有些多 我很懷疑一小時內能算的完嗎?
--
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