基本電學 求複數功率S - 考試
By Ivy
at 2018-10-01T13:17
at 2018-10-01T13:17
Table of Contents
大大安安
小人有一問題 不了解為何是這樣解
題目
負載兩端的電壓V=5+j2V,流經此負載的電流I =3+j4A,
則此電路消耗之複數功率S 為何?
解答
S=VxI* (I*=I的共軛複數) 這到底是怎麼來的? 為何不是I就好?
感恩
--
小人有一問題 不了解為何是這樣解
題目
負載兩端的電壓V=5+j2V,流經此負載的電流I =3+j4A,
則此電路消耗之複數功率S 為何?
解答
S=VxI* (I*=I的共軛複數) 這到底是怎麼來的? 為何不是I就好?
感恩
--
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考試
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