[閒聊] 剛剛上廁所突然想到
如果有一根超級無敵長的剛體棒子
然後支點非常靠近這棒子的一端做轉動
那另一端棒子的切線速度不是有可能會超越光速嘛?
但是那又是不可能的事
那麼 他另一端轉動的時會發生甚麼事?
有沒有人能解答的 能搭配數學式子證明的更好
絕非作業 只是我以前沒想過這問題
現在熊熊想到覺得很好玩
感謝
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