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Date Posted: 07:20:29 10/09/00 Mon
Author: 仇耀初老師
Author Host/IP: pcd068206.netvigator.com / 203.198.136.206
Subject: Re: AL----萬有引力
In reply to: Esther 's message, "AL----萬有引力" on 22:11:59 10/07/00 Sat

Consider a man standing in the inner wall of the cylinder.
LEt R be the normal reaction acting on the man and R provides the centripedal force.

r - radius of the cylinder
v - rotating speed.
R = mv^2/r = mg
v = (gr)^(1/2)

Period of Revolution = (2)(pi)(r)/v = 2(pi)(r/g)^1/2

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