基本電學問題 - 考試

By Gary
at 2014-01-06T18:26
at 2014-01-06T18:26
Table of Contents
交流電路的電壓跟電流V=100+j60 I=40-j30 試求電路平均功率
a 2200 b 2800 c 4000 d 5800
我算5800但答案是a為甚麼?
請各位幫忙謝謝
--
a 2200 b 2800 c 4000 d 5800
我算5800但答案是a為甚麼?
請各位幫忙謝謝
--
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