機械力學-慣性矩 - 考試
By Dinah
at 2020-07-02T20:16
at 2020-07-02T20:16
Table of Contents
機械 力學 慣性矩
https://imgur.com/a/gOC4PyW
答案(B)
知道中空軸的慣性矩是
π(d4次方-di4次方)/32
如d是外徑,di是內徑
di=d-t ,t很小
因還是想不出來
有高手幫忙解答
感謝!
--
https://imgur.com/a/gOC4PyW
答案(B)
知道中空軸的慣性矩是
π(d4次方-di4次方)/32
如d是外徑,di是內徑
di=d-t ,t很小
因還是想不出來
有高手幫忙解答
感謝!
--
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