問題詳情
20. 在一平面上長為 20 公分的直桿（假設視為剛體），水平置放時，若其前端點的速度為30 公分 / 秒垂直向上，其尾端點的速度為 10 公分 / 秒垂直向上，此時直桿的迴轉速度 ω為何？
(A) 1弳/秒(rad /s)
(B) 2轉/秒(rps)
(C) 3度/秒(Deg/s)
(D) 迴轉速度 ω 為零
(A) 1弳/秒(rad /s)
(B) 2轉/秒(rps)
(C) 3度/秒(Deg/s)
(D) 迴轉速度 ω 為零
參考答案
無參考答案
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