電路學 - 考試
By Joe
at 2013-09-24T11:08
at 2013-09-24T11:08
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
經濟部101 電路電子學
http://ppt.cc/wKEY
此題共振題目有分品質因素Q值和Qe(這我沒聽過)
一般諧振+並聯 Q = QL/PL = V^2/XL / V^2/RL = RL/XL = R/WL
又題目有給fr = 1MHz , 可推得Q = R/(fr*L*2pi)
R為15 // 1k = 14.78 ohm,L = 15uH 帶入得Q = 0.157 (X)
這兩題 希望有好心的版友能幫忙
--
經濟部101 電路電子學
http://ppt.cc/wKEY
此題共振題目有分品質因素Q值和Qe(這我沒聽過)
一般諧振+並聯 Q = QL/PL = V^2/XL / V^2/RL = RL/XL = R/WL
又題目有給fr = 1MHz , 可推得Q = R/(fr*L*2pi)
R為15 // 1k = 14.78 ohm,L = 15uH 帶入得Q = 0.157 (X)
這兩題 希望有好心的版友能幫忙
--
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考試
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