基本電學 - 考試
By Thomas
at 2013-06-12T20:58
at 2013-06-12T20:58
Table of Contents
電壓函數V1=60sinwt , V2=80coswt
兩電壓合成即V1+V2為多少?
答案過程為
V1+V2=100[0.6sinwt+0.8coswt]
=100[sinwt cos 53+coswt sin53]
=100sin(wt+53)
想請問一下最後100sin(wt+53)是怎麼來的?
謝謝。
--
兩電壓合成即V1+V2為多少?
答案過程為
V1+V2=100[0.6sinwt+0.8coswt]
=100[sinwt cos 53+coswt sin53]
=100sin(wt+53)
想請問一下最後100sin(wt+53)是怎麼來的?
謝謝。
--
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考試
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