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Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 已解決

May 7th 2013, 14:51

問題一：
單相感應電動機，四極、3/4HP、110V、60Hz ，輸入電流為8A，額定轉速為1720
功率因數為0.8 ，則此電動機之運轉效率為何？

問題二：
有木有人知道下面這個英文是什麼鬼東西阿？
Capacitor for Motor Starting

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