电路理论科学出版社解答解答

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1、第二章习题课Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.C2电路元件与电路分类Ｐ715:(1)(2)(4)(5)7,8,9,10,12,14Evaluationonly.CreatedwithAspose.Slidesfor

2、.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.2.2、简答题（4）已知一耦合电感在图2-64所示的关联参考方向下的电感矩阵为：试求将其改为图图2-64（b）所示联接的等值电感。Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0

3、.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.解：由已知得：由（b）图知耦合电感反接串联Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Sl

4、idesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd..（5）已知理想运算电路图2-65的输出电压：，而，试求电阻。Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011Aspos

5、ePtyLtd.解：先由图2-65找出的关系式由虚短有：由虚断有：I1I2IIf对a点列KCL方程：由已知：Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.由已知：比较(1)、(2)式Evaluationonly.Created

6、withAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.（6）试求图2-66所示理想变压器的输入电阻。解：由c,d两端向右看过去的等效电阻为：cdEvaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0

7、.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.2.4、已知图2-67所示线性时不变电路由一个电阻、一个电感和一个电容组成，其中：若在t=0时电路的总储能W（0）=25J，试确定Z1,Z2,Z3的性质及参数值。Evaluationonly.CreatedwithAspose