Physics problem: how to do, thanks .?
回答 (1)
2021-03-10 4:38 am
✔ 最佳答案
(a) set max friction force = max centripetal force10000 N = m(Vmax)²/r = 1500kg * (Vmax)² / 50m
Vmax = 18 m/s
(b) (i) decreasing radius leads to decreasing Vmax.
(ii) patches of oil would reduce the limiting friction, and that would lead to decreasing Vmax.
Hope this helps!
收錄日期: 2021-04-11 23:30:27
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20210309180935AAboTdy