92年地方特考電機機械 - 特考
By Rosalind
at 2013-04-26T19:00
at 2013-04-26T19:00
Table of Contents
大家好~
我想請教92年地方特考,電機機械的第三題
其中同步電阻ra是多少?
題目如下,第三題:
http://wwwc.moex.gov.tw/ExamQuesFiles/Question/092/020325600.pdf
我看鼎茂的解答,ra為題目所給的0.2歐姆
但李進雲的解答為0.1歐姆,我想是把它看成直流測試,Y接
2ra=0.2,故ra=0.1
但這題也沒說電阻是否直流測試而來
想請教版上高手,這題的ra應該是0.1或0.2呢?
謝謝各位~~
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特考
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