期末考要考
Transformer - Wikipedia, the free encyclopedia某醫學院學生正在上病理課程... 病理學課上到一半,大家照常睡覺的睡覺,看書的看書 老師看了看,話也不說,忽然發了一份「各種性病的課前講義」, 學生們也沒當 一回事扔在書包的一邊,當計算紙的當計算紙,包便當的包便當 .... 直到最後一堂課下課前,這Ideal transformer equations (eq.) By Faraday's law of induction. . . (1). . . (2) Combining ratio of (1) & (2) Turns ratio . . . (3) where for step-down transformers, a > 1 for step-up transformers, a < 1 By law of Conservation of Energy, apparent, real a...
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