成考院校在线答案
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left;mso-pagination:widow-orphan">15、<span style="font-size: 12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black;mso-font-kerning: 0pt;mso-bidi-language:AR">三极管放大作用的外部条件为：发射结正偏，集电结反偏。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan">19、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black; mso-font-kerning:0pt;mso-bidi-language:AR">六变量逻辑函数的真值表有<span lang="EN-US">64</span>行，卡诺图有<span lang="EN-US">64</span>格。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan">17、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black; mso-font-kerning:0pt;mso-bidi-language:AR">正弦量的三要素是频率、幅值（有效值）和初相。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="margin-top:7.8pt;mso-para-margin-top: .5gd;text-align:left;mso-pagination:widow-orphan">26、<span style="font-size: 12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black;mso-font-kerning: 0pt;mso-bidi-language:AR">当电路中节点数多于网孔数时，应优先选择网孔电流分析法。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan">16、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black; mso-font-kerning:0pt;mso-bidi-language:AR">在本征半导体中掺入少量<span lang="EN-US">+3</span>价元素即得<span lang="EN-US">P</span>型半导体。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan">20、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black; mso-font-kerning:0pt;mso-bidi-language:AR">电流并联负反馈电路的输入电阻较小，输出电阻较大。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan">21、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black; mso-font-kerning:0pt;mso-bidi-language:AR">射级输出器的电压增益约为<span lang="EN-US">1</span>。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="text-align:left;">22、 <span style="font-size:12.0pt;font-family:Microsoft Yahei;color:black;">负载作星形联接时，必有线电流等于相电流。<span> </span></span></p><div id="gtx-trans"> <div class="gtx-trans-icon"> </div></div>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan">29、<span lang="EN-US" style="font-size:12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei; color:black;mso-font-kerning:0pt;mso-bidi-language:AR">P</span><span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black; mso-font-kerning:0pt;mso-bidi-language:AR">型半导体中的多子是空穴，少子是自由电子。<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" align="left" style="text-align:left;mso-pagination:widow-orphan">25、<span style="font-size:12.0pt;font-family:Microsoft Yahei;mso-bidi-font-family:Microsoft Yahei;color:black; mso-font-kerning:0pt;mso-bidi-language:AR">设计一个电压<span lang="EN-US">-</span>电流转换电路需引入电流串联负反馈。<span lang="EN-US" style="background:yellow;mso-highlight:yellow"> <o:p></o:p></span></span></p>