電工機械問題 - 考試

By Jacky
at 2013-04-06T17:23
at 2013-04-06T17:23
Table of Contents
有一60HZ感應電動機,在滿載時速率為1140rpm,則此電動機之:
(A)極數為4 (B)同步轉速1000rpm (C) S=5% (D)轉子頻率為2HZ
此題答案是C
但是我求不出來,感覺有少給條件!
麻煩請版友幫忙,謝謝!
--
(A)極數為4 (B)同步轉速1000rpm (C) S=5% (D)轉子頻率為2HZ
此題答案是C
但是我求不出來,感覺有少給條件!
麻煩請版友幫忙,謝謝!
--
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