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標題: investigation of capacitance of parallel plate capacitor with a reed switch [打印本頁]

作者: 484fun 時間: 08-7-19 01:38 PM 標題: investigation of capacitance of parallel plate capacitor with a reed switch

個arrangement 大致可分為兩部份 : 差電同放電
係放電部份 ,佢會出到條式 Q=It
而個t 就係 period of 個 signal generator (T)
我想問 why 個t 唔係 T/2
因為個signal generator 係用a.c
每T/2 就轉一次向 , SO 係放電部份係用左T/2<--

好矛盾-.-

作者: kuen11 時間: 08-7-26 11:55 PM

我本書係寫
I=Qf
f就係frequency of signal generator
咁會唔會易明D?

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