? 8|16|3|256
举一反三
- <img src="http://edu-image.nosdn.127.net/94BA9A5B35831938F42CE4652A023518.jpg?imageView&thumbnail=520x520&quality=100" />?
- <img src="http://edu-image.nosdn.127.net/E899D297FE26C90E7FA982530DBDFC86.jpg?imageView&thumbnail=520x520&quality=100" />? 3|10|5|20
- <img src="http://edu-image.nosdn.127.net/1701CBC9FFD5E8DDE9299B07D6FC9F28.jpg?imageView&thumbnail=520x520&quality=100" />? 错误|正确
- 在边长为l的立方箱中运动的质量为m的自由粒子最低能级的能量是 。? 0<br >|<img src="http://edu-image.nosdn.127.net/25BE3F370428717C866537A7D7C844D5.PNG?imageView&thumbnail=520x520&quality=100" />|<img src="http://edu-image.nosdn.127.net/510E594B10F3DC61959F5AE3038F09D8.PNG?imageView&thumbnail=520x520&quality=100" />|<img src="http://edu-image.nosdn.127.net/06DF85CB1CE475D5CB97DC45131A1C60.PNG?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" />?
内容
- 0
<img src="http://edu-image.nosdn.127.net/71A448760C52ECDFD18872E9B72EDB68.PNG?imageView&thumbnail=520x520&quality=100" />? 0<br >|1<br >|2<br >|3<br >
- 1
<img src="http://edu-image.nosdn.127.net/59BCD99290AB4E89504BE1D86C9CEBDD.png?imageView&thumbnail=520x520&quality=100" />? 1.5A|-1.5A<br >|2.1A|-2.1A
- 2
中国大学MOOC: 以下焊点正确的是：http://edu-image.nosdn.127.net/FE29E41E85FF3EA27C8E62C7DC594EBC.jpg?imageView&thumbnail=520x520&quality=100 http://edu-image.nosdn.127.net/457BFAA4B8DB598B694AB8DF8B528CBC.jpg?imageView&thumbnail=520x520&quality=100 http://edu-image.nosdn.127.net/BD6F3F90505DC8D24100786DC47489C1.jpg?imageView&thumbnail=520x520&quality=100 http://edu-image.nosdn.127.net/784C7A05C0173340085676F956E0064D.jpg?imageView&thumbnail=520x520&quality=100 图A 图B 图C 图D
- 3
设[img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_067016aa-77f2-4aff-bd36-e3fa5f1bd893.png"],[img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_358ab06c-7f19-4ae6-ba82-424c72bd4d18.png"],则[img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_2b561af0-b65d-4e5e-936b-72b15b4f0f56.png"][img src="http://edu-image.nosdn.127.net/_PhotoUploadUtils_92284d1b-6fe3-4dc1-a732-618796cd01a4.png"] A: 6 B: 10 C: 8 D: 4
- 4
<img src="http://edu-image.nosdn.127.net/7C967829F4C605BD5700F98BFAF57A1B.jpg?imageView&thumbnail=890x0&quality=100" />? 错误|错误|错误|<img src="http://edu-image.nosdn.127.net/FB19BA6F6B1487CE68F33429508760F3.jpg?imageView&thumbnail=890x0&quality=100" />