成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%;">39、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">如图2所示电路等效的有</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal" align="center" style="text-align:center;line-height:150%;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="189" height="173" src="http://wljy.whut.edu.cn:80/uploadfiles/word/dgdzjs01.files/dgdzjs015083.png"></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p> </o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" align="justify" style="text-align:justify;text-justify:inter-ideograph;">39、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">分析图1电路时，下列方法中最麻烦的一种方法是</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p><p class="MsoNormal" align="center" style="text-align:center;"><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"><img width="322.5" height="287.5" src="http://wljy.whut.edu.cn:80/uploadfiles/word/dgdzjs01.files/dgdzjs012.png"></span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p> </o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%;">39、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">N型半导体在温度升高时，下列说法中正确的有</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%;">37、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">NPN三极管构成的基本共射放大电路出现了饱和失真，应采取下列</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">措施。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal" style="line-height:150%;">36、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">一个“220V，60W”灯泡L1和一个“110V，20W”灯泡L2连接在电路中，下列说法中正确的有</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [多选] <p class="MsoNormal">5、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">下列说法中正确的有</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [多选] <p class="MsoNormal">9、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">下列电路中，输出电压与输入电压反相的有</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [多选] <p class="MsoNormal">1、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">受控电源有</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [多选] <p class="MsoNormal" style="line-height:150%;">8、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">电压并联负反馈的作用有</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>
- 2022-09-12 [多选] <p class="MsoNormal" style="line-height:150%;">4、<span style="mso-spacerun:'yes';font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">负反馈的作用有</span><u><span style="mso-spacerun:'yes';font-family:Microsoft Yahei;text-decoration:underline;text-underline:single;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> </span></u><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;">。</span><span style="font-family:Microsoft Yahei;font-size:12.0000pt;mso-font-kerning:1.0000pt;"> <o:p></o:p></span></p>