有一同步时序电路，由三个上升沿触发的D 触发器构成，其控制输入，，，则该电路可产生循环长度为7 的序列，设起始状态，由输出，则此序列为。https://edu-image.nosdn.127.net/7DEA4A23EEC2A02233C260328C46E6E0.png?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/EB3284C90361524DFE3E403132BB980E.png?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/C2F14E7F354402A2A6863EDE13B3DE71.png?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/3582A168AAF01A5340FDF2D446BCCF1F.gifhttps://edu-image.nosdn.127.net/69F7AF77ECE598E445FE3DE4400F451C.gif
举一反三
- 中国大学MOOC: 有一同步时序电路，由三个上升沿触发的D 触发器构成，其控制输入http://edu-image.nosdn.127.net/7DEA4A23EEC2A02233C260328C46E6E0.png?imageView&thumbnail=520x520&quality=100，http://edu-image.nosdn.127.net/EB3284C90361524DFE3E403132BB980E.png?imageView&thumbnail=520x520&quality=100，http://edu-image.nosdn.127.net/C2F14E7F354402A2A6863EDE13B3DE71.png?imageView&thumbnail=520x520&quality=100，则该电路可产生循环长度为7 的序列，设起始状态http://edu-image.nosdn.127.net/3582A168AAF01A5340FDF2D446BCCF1F.gif，由http://edu-image.nosdn.127.net/69F7AF77ECE598E445FE3DE4400F451C.gif输出，则此序列为
- 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
- 图示电路原已处于稳态，t=0时换路。换路后的电压。https://edu-image.nosdn.127.net/3C4203532DBC1FFB2B97C36F21D51434.JPG?imageView&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/16F3EA4E195B8D462CDF4171A4BCC909.JPG?imageView&thumbnail=520x520&quality=100
- 在如图所示的放大电路中，测得，，说明该电路出现了故障，分析故障原因是 。https://edu-image.nosdn.127.net/ECE1C8571F73447BB28712027200EB4A.bmp?imageView&type=jpeg&thumbnail=520x520&quality=100https://edu-image.nosdn.127.net/8C2F14849EFF7ED8A593758C5B9A8050.bmp?imageView&type=jpeg&thumbnail=520x520&quality=100https://nos.netease.com/edu-image/D1EE6B81338F1CEDC63D276A36C0F842-1441416364737?imageView&thumbnail=520x520&quality=100