成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal">33、 <span style="font-family:Microsoft Yahei;">叠加定理只适用于（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span></p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span></p>
- 2022-09-12 [单选] <p class="MsoNormal">32、 <span style="font-family:Microsoft Yahei;">在正弦交流电路中，电容元件的瞬时值伏安关系可表达为（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span></p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span></p>
- 2022-09-12 [单选] <p class="MsoNormal">29、 <span style="font-family:Microsoft Yahei;">以客观存在的支路电流为未知量，直接应用</span><span>KCL</span><span style="font-family:Microsoft Yahei;">定律和</span><span>KVL</span><span style="font-family:Microsoft Yahei;">定律求解电路的方法，称为（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span> </p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span> </p>
- 2022-09-12 [单选] <p class="MsoNormal">31、 <span style="font-family:Microsoft Yahei;">单口网络，其入端阻抗形式是</span><span>Z=R+jX</span><span style="font-family:Microsoft Yahei;">，当</span><span>X<0</span><span style="font-family:Microsoft Yahei;">时</span><span>,</span><span style="font-family:Microsoft Yahei;">单口网络呈（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span> </p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span> </p>
- 2022-09-12 [单选] <p class="MsoNormal">24、 <span style="font-family:Microsoft Yahei;">在图所示电路中，</span><span>U<sub>ab</sub></span><span style="font-family:Microsoft Yahei;">为：（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span></p><p class="MsoNormal"> <span> <img width="157" height="77" src="http://wljy.whut.edu.cn:80/uploadfiles/word/dlll1002.files/image005.png"> </span> <span style="font-size:12.0pt;"> </span></p>
- 2022-09-12 [单选] <p class="MsoNormal">40、 <span style="font-family:Microsoft Yahei;">两互感线圈的耦合系数</span><span>K=</span><span style="font-family:Microsoft Yahei;">（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span></p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span></p>
- 2022-09-12 [单选] <p class="MsoNormal">39、 <span>314</span><span style="font-family:Microsoft Yahei;">μ</span><span>F</span><span style="font-family:Microsoft Yahei;">电容元件用在</span><span>100Hz</span><span style="font-family:Microsoft Yahei;">的正弦交流电路中，所呈现的容抗值为（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span></p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span></p>
- 2022-09-12 [单选] <p class="MsoNormal">33、 <span style="font-family:Microsoft Yahei;">移相电路如图，则下列结论正确的是（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span></p><p class="MsoNormal"> <span> <img width="231" height="95" src="http://wljy.whut.edu.cn:80/uploadfiles/word/dlll1002.files/image007.png"> </span> <span style="font-size:12.0pt;"> </span></p>
- 2022-09-12 [单选] <p class="MsoNormal">37、 <span style="font-family:Microsoft Yahei;">电阻均为</span><span>9</span><span style="font-family:Microsoft Yahei;">Ω的Δ形电阻网络，若等效为</span><span>Y</span><span style="font-family:Microsoft Yahei;">形网络，各电阻的阻值应为（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）Ω。</span> </p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span> </p>
- 2022-09-12 [单选] <p class="MsoNormal">28、 <span style="font-family:Microsoft Yahei;">两个电阻串联，</span><span>R<sub>1</sub></span><span style="font-family:Microsoft Yahei;">：</span><span>R<sub>2</sub>=1</span><span style="font-family:Microsoft Yahei;">：</span><span>2</span><span style="font-family:Microsoft Yahei;">，总电压为</span><span>60V</span><span style="font-family:Microsoft Yahei;">，则</span><span>U<sub>1</sub></span><span style="font-family:Microsoft Yahei;">的大小为（</span><span><span> </span></span><span style="font-family:Microsoft Yahei;">）。</span></p><p class="MsoNormal"> <span style="font-size:12.0pt;"> </span></p>