價格：免費
更新日期：2018-08-10
檔案大小：555k
目前版本：1.6
版本需求：Android 2.2 以上版本
官方網站：http://usuaris.tinet.cat/leorod/
Email：leorodwm@gmail.com
聯絡地址：隱私權政策
This app shows real movement and path of small charges in an electric field produced by two big charges
- Drag big charges to change its position
-Tap to add small charges (up to 100) to the field and see its movement and path
- Sign of added charges can be changed by user
