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Date Posted: 05:21:20 02/12/00 Sat
Author: Topcon
Author Host/IP: pcd014245.netvigator.com / 203.198.91.245
Subject: About Friction!!!

我想問下如果o係一個rough o既 surface,friction = 5N,咁applied force 當然要大過 5N 先可以推得個物件move,但係想問下o係個applied force < 5N既過程中,如果一路推,咁個friction 會一路係 5N 定有時細過 5N 呢?
Thanks!!!

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