104年初等電子學 - 考試
By Rosalind
at 2015-07-18T00:04
at 2015-07-18T00:04
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
104年初等第一題
http://i.imgur.com/rocbGuQ.png
請問大大 我是用 負迴授的想法去解
也就是 1+ (1-x/R+x) = 51
解不出來 請問我卡在哪觀念?
還有一題 103年 地特 33題
http://i.imgur.com/58xwlh7.png
這題我用RC相移領前型 去求震盪頻率
可是我求出來是325Hz 答案確是B
請問我錯在哪?
謝謝大大
--
104年初等第一題
http://i.imgur.com/rocbGuQ.png
請問大大 我是用 負迴授的想法去解
也就是 1+ (1-x/R+x) = 51
解不出來 請問我卡在哪觀念?
還有一題 103年 地特 33題
http://i.imgur.com/58xwlh7.png
這題我用RC相移領前型 去求震盪頻率
可是我求出來是325Hz 答案確是B
請問我錯在哪?
謝謝大大
--
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考試
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