等速率圓周運動與向量問題 - 運動
By Sarah
at 2014-11-13T00:00
at 2014-11-13T00:00
Table of Contents
1.等速率圓周運動速度向量與加速度向量的夾角是多少?2.兩向量A=2i+2j,B=2i+3j,求(a)A●B?(b)AxB?
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運動
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By Sierra Rose
at 2014-11-14T06:11
at 2014-11-14T06:11
By Hazel
at 2014-11-15T08:12
at 2014-11-15T08:12
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