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Clearnote
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Undergraduate
Engineering & Technology
求四題解答計算過程
Engineering & Technology
Undergraduate
over 4 yearsago
帥帥
求四題解答計算過程
填充題 1. 一人朝東偏北37 走了5m,又朝北偏西 60 走了10m。他的凈位移大小 及方向, 2. 一女孩往東走3m,再往南走4m。試求她的淨位移
O 3. (1)如右圖顯示三個向量,令A=1.5m,B=2m, C=lm。求:(a)A+B+C: (b) A-B-C: 70 A 1.5 m 60 20 B 2 m 1 m 2.26 練習3 4. (I)一直升機由停機坪上升100m,並沿西偏南25°方向水平飛行 200m。其位移為何?
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