下图题所示电路中电压= V。 得分/总分https://img-ph-mirror.nosdn.127.net/QFEC32WJZiZSCvh4QYbxHA==/6608847735213502588.pnghttps://edu-image.nosdn.127.net/FBB5DCDD781C2C2BB8A55C0811BA0E42.png?imageView&thumbnail=520x520&quality=100
举一反三
- 三个整流电路如图1 所示，变压器副边电压负载电压uO的波形如图2所示，符合该波形的整流电路是图1中的。https://edu-image.nosdn.127.net/03DF9C5D6216B02D53434E75AEE6A995.jpg?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/C1C2FF3CC97C5087E44010077C3DBF4D.jpg?imageView&thumbnail=520x520&quality=100
- 中国大学MOOC: 下图所示电路，网络A取用的功率为 W。https://edu-image.nosdn.127.net/AE67DCD5D2F1F14B8110906C0B313F7B.png?imageView&thumbnail=520x520&quality=100
- 图示电路中，已知R=400 Ω，XL =100Ω，XC =200 Ω，，则电源电压有效值为 V，初相位为 。（答案保留小数点后一位）https://edu-image.nosdn.127.net/6977AEA7D8A31D994BF396B51CEE9663.JPG?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/3C19B5D9F70BE3D96EBD384FEFEC409A.JPG?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/E4D86955B2583C2C705A670D0AAEA57E.JPG?imageView&thumbnail=520x520&quality=100
- 在图示电路中，开关S在t = 0 瞬间闭合，若 ，则的值为 。https://edu-image.nosdn.127.net/603FA3CFEE078FE23C1C1AB3CE9DA570.JPG?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/9375A351886F0559BABEB2C776258F45.JPG?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/E5769221F83FE03A5BD4FFD13AAE0AD1.JPG?imageView&thumbnail=520x520&quality=100
- 图示电路中，已知电流源<img src="http://edu-image.nosdn.127.net/85902C91DE56CAB93E99D0255A23B10D.JPG?imageView&thumbnail=520x520&quality=100" />互感M=1H，a、b两端的开路电压为 ; ;;V。<br ><img src="http://edu-image.nosdn.127.net/C852E58D8231E03C27740A58A548D688.JPG?imageView&thumbnail=520x520&quality=100" />?