The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
bian bie chuan lian he bing lian dian lu
Author(s): 
Pages: 51-53
Year: Issue:  12
Journal: School Journal of Mathematics

Keyword:  并联电路串联电路电路分析电器电流路径光控开关电流流出发光识别串电路图;
Abstract: <正>同学们,你留意过教室里的日光灯吗?是否发现过这样的现象:某一盏灯不亮,而其余的灯照常发光.这是怎么回事?你家里的冰箱停止工作时,卧室里的电视能收看吗?为了节约用电,许多教学楼的楼梯过道灯是由光控开关和声控开关同时控制的,光控开关受到光照射时断开,声控开关接收到声音时闭合.你会发现:在夜晚天黑时,用力拍掌,灯就发光;在白天无论怎么用力拍掌,灯都不亮.光控开关和声控开关是怎样连接的呢?学过串、并联电路的知识以后,所有这些问题你都能一一解决了.
Related Articles
No related articles found