7460瓦特，電壓380伏特，功率因數0.9，求電流。?
回答 (1)
2016-12-28 5:10 pm
7460W = 380*√3*0.9*Current
Current = 12.59366377A
Current = 12.59366377A
收錄日期: 2021-04-11 21:33:32
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20161227080843AAE6JFg