RLC串联电路的截止频率怎么求

fandalei

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<P><FONT face="Times New Roman"><EM>u<SUB>i</SUB></EM>有一个RLC串联电路，其中L = 10mH，C = 100μF，<EM>u<SUB>i</SUB></EM>为输入电压信号，电容两端电压<EM>u<SUB>c</SUB></EM>为输出信号，电路初始状态为零<br>怎么求截止频率
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<P><FONT face="Times New Roman"><I>u<SUB>c</SUB></I>
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<P>外）<FONT face="Times New Roman">/sgg0</FONT>、<FONT face="Times New Roman">05sb) h = 0.0002<I>
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<P>图<FONT face="Times New Roman">1  RLC</FONT>串联电路</P></DIV></TD></TR></TABLE></v:textbox></v:shape><w:wrap type="square"></w:wrap></v:group><v:group><FONT face="宋体, MS Song" size=3></FONT><v:rect></v:rect><v:shapetype><v:formulas><v:f eqn="val #2"></v:f><v:f eqn="val #3"></v:f><v:f eqn="val #4"></v:f></v:formulas><v:path arrowok="t" connectlocs="0,0;21600,21600;0,21600" extrusionok="f" gradientshapeok="t" connecttype="custom"></v:path><v:handles><v:h position="@2,#0" polar="@0,@1"></v:h><v:h position="@2,#1" polar="@0,@1"></v:h></v:handles></v:shapetype><v:shape><v:path connectlocs="0,21645;43200,21600;21600,21600"><FONT face="宋体, MS Song" size=3></FONT></v:path></v:shape><v:shape><v:path connectlocs="0,21645;43200,21600;21600,21600"><FONT face="宋体, MS Song" size=3></FONT></v:path></v:shape><v:shape><v:path connectlocs="0,21645;43200,21600;21600,21600"><FONT face="宋体, MS Song" size=3></FONT></v:path></v:shape><v:line><FONT face="宋体, MS Song" size=3></FONT></v:line><v:line><FONT face="宋体, MS Song" size=3></FONT></v:line><v:line><FONT face="宋体, MS Song" size=3></FONT></v:line><v:line><FONT face="宋体, MS Song" size=3></FONT></v:line><v:line><FONT face="宋体, MS Song" size=3></FONT></v:line><v:line><FONT face="宋体, MS Song" size=3></FONT></v:line><v:line><FONT face="宋体, MS Song" size=3></FONT></v:line><v:line><FONT face="宋体, MS Song" size=3></FONT></v:line><v:shapetype><v:stroke joinstyle="miter"></v:stroke><v:path gradientshapeok="t" connecttype="rect"></v:path></v:shapetype><v:shape><v:textbox style="mso-next-textbox: #_x0000_s1039">
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<P><I><FONT face="Times New Roman">u<SUB>i</SUB>
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<P><FONT face="Times New Roman"><I>u<SUB>c</SUB></I>
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<P>外）<FONT face="Times New Roman">/sgg0</FONT>、<FONT face="Times New Roman">05sb) h = 0.0002<I>
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</DIV></TD></TR></TABLE></v:textbox></v:shape><w:wrap type="square"></w:wrap></v:group>有一个RLC串联电路，其中L = 10mH，C = 100μF，<I>u<SUB>i</SUB></I>为输入电压信号，电容两端电压<I>u<SUB>c</SUB></I>为输出信号，电路初始状态为零<br>怎么求截止频率

[此贴子已经被作者于2006-6-27 8:24:20编辑过]