图所示单口网络相量模型的等效阻抗等于（ ）。
A: （3+j4）W
B: （1.92+j1.44）W
C: （0.33-j0.25）W
D: （0.12+j0.16）W
A: （3+j4）W
B: （1.92+j1.44）W
C: （0.33-j0.25）W
D: （0.12+j0.16）W
举一反三
- 图所示单口网络相量模型的等效阻抗等于（ ）。[img=221x118]17d60581382f758.png[/img] A: （3+j4）W B: （1.92+j1.44）W C: （0.33-j0.25）W D: （0.12+j0.16）W
- 如图所示,单口网络相量模型的等效阻抗等于 A: (3+j4)Ω B: (0.33-j0.25)Ω C: (1.92+j1.44)Ω D: (0.12+j0.16)Ω
- 在容积<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/6945727d42a4490ea38fed47c280c385.png" />的容器中，装有压强<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201804/ae328915498f444fb5282abc331aaad4.png" />Pa的理想气体，则容器中气体分子的平动动能总和为（ ）： A: 3 J B: 2 J C: 5 J D: 9 J
- 如图所示，一定量的理想气体经历ACB过程时吸热700 J，则经历ACBDA过程时吸热为 ( )<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/e0addc2856f544a38385e22c7fe40140.png" /> A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/6318b705925d418dabb63864c84c21d6.png" />700 J B: 700 J C: 500 J D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/14267ad5d137451a8a7c963dfc9d6ec1.png" />500 J
- 图示单口网络相量模型的等效阻抗等于( )<img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/20721ffbb1d64ad29d5b9cc9c3e8c602.png" /> A: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/a505e0c3f6c540dfa69303f1383bf5d4.png" /> B: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/658644cc34254a9bb00700b269a6de65.png" /> C: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/8f656c874947474889404774e2eaf5bc.png" /> D: <img src="https://image.zhihuishu.com/zhs/onlineexam/ueditor/202003/6438ce35699e439d800b0a42dda62d29.png" />