X-Google-Language: ENGLISH,ASCII X-Google-Thread: 10b271,aa366a233ab00d91 X-Google-Attributes: gid10b271,public X-Google-Thread: f996b,53f9f7cceb4d817f X-Google-Attributes: gidf996b,public X-Google-Thread: 107d75,4a81179a975b6945 X-Google-Attributes: gid107d75,public X-Google-Thread: f442a,aa366a233ab00d91 X-Google-Attributes: gidf442a,public X-Google-ArrivalTime: 2002-03-28 13:31:43 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!newsfeed1.cidera.com!Cidera!cyclone.socal.rr.com!cyclone3.kc.rr.com!news3.kc.rr.com!twister.socal.rr.com.POSTED!not-for-mail Message-ID: <3CA38BEC.2000700@alum.rpi.edunospamm> From: Chris Wiegand User-Agent: Mozilla/5.0 (Windows; U; Win 9x 4.90; en-US; rv:0.9.4) Gecko/20011128 Netscape6/6.2.1 X-Accept-Language: en-us MIME-Version: 1.0 Newsgroups: alt.ascii-art,alt.flame.jesus.christ,sci.physics,alt.sci.physics Subject: Re: A question for those interested in physics... References: <56c45acf.0203281214.7c24b70a@posting.google.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit Lines: 46 Date: Thu, 28 Mar 2002 21:31:25 GMT NNTP-Posting-Host: 66.91.81.204 X-Complaints-To: abuse@rr.com X-Trace: twister.socal.rr.com 1017351085 66.91.81.204 (Thu, 28 Mar 2002 13:31:25 PST) NNTP-Posting-Date: Thu, 28 Mar 2002 13:31:25 PST Organization: RoadRunner - West Xref: archiver1.google.com alt.ascii-art:16358 alt.flame.jesus.christ:74460 sci.physics:165005 alt.sci.physics:18379 Dr Scab wrote: > On 28 Mar 2002 12:14:52 -0800, in alt.ascii-art, > (dokterjot@gmx.de (Jonas M�ller)) wrote: > > >>Edwin wrote in message news:... >> >>>"Robert Bowmaker" wrote in >>>news:x7Vn8.1094$sO2.220418@news.xtra.co.nz: >>> >>> >>>>The question is: What actually happens to the bullet? Does it go into >>>>space? Does it fall back down? Does it burn up? None of the above? >>>> >>I got a bit interested in this problem so I tried to solve it, at >>first mathematically but thats a bit difficult. >>I came up to this differential equation >> >>V(t) = V(0) -g*t -cw*A*rho*t/2/M*(V(t))^2 >> >>which is to difficult to solve, so I wrote a programm to solve this >>problem. >>Here is it: >> >>------ >>import java.io.*; >>public class Physik { >> >>// this Programm assumes constant gravity. START_VELOCITY should not >>// be to close to escape velocity >> > > The gravity won't be constant. As the bullet moves away, the > gravity will decrease. > not significantly > > >