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Groups > sci.physics.relativity > #411039
| From | Odd Bodkin <bodkinodd@gmail.com> |
|---|---|
| Newsgroups | sci.physics.relativity |
| Subject | Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. |
| Date | 2017-02-27 13:32 -0600 |
| Organization | Aioe.org NNTP Server |
| Message-ID | <o91usp$eef$1@gioia.aioe.org> (permalink) |
| References | (12 earlier) <o8uoai$121n$1@gioia.aioe.org> <1c7a5cde-527c-4ea5-8da2-04249dd53d3a@googlegroups.com> <9a620364-a664-45eb-a1ad-477117ce8908@googlegroups.com> <o91920$11c3$1@gioia.aioe.org> <39404cc3-c943-4f3c-a6cf-760718be0922@googlegroups.com> |
On 2/27/2017 1:25 PM, sdru.product@gmail.com wrote: > On Monday, February 27, 2017 at 3:20:04 AM UTC-10, Odd Bodkin wrote: >> On 2/26/2017 5:30 PM, sdru.product@gmail.com wrote: >>> In the modern formulation mass is frame independent; no proper vs measured mass >> >> I'm not sure this is an accurate statement. Particle physicists tend to >> speak of invariant mass a lot; synonymous with proper mass. If anything, >> "relativistic mass" or frame-dependent mass seems to be less used these >> days. >> >> -- >> Odd Bodkin -- maker of fine toys, tools, tables > > If I'm not mistaken, for an object, the magnitude of its momentum 4-vector is -(m^2) where m is the object's mass. > > Just as the 4-vector is invariant, so is its magnitude. > I believe that this is the modern (last ~75 years?) formulation for an object's mass. > Yes, you're right, I misread your post. Again, I apologize. -- Odd Bodkin -- maker of fine toys, tools, tables
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Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW, DSc." <HG@....> - 2017-02-22 05:19 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. alsor@interia.pl - 2017-02-22 12:58 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. JanPB <filmart@gmail.com> - 2017-02-22 13:47 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. alsor@interia.pl - 2017-02-22 17:33 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. JanPB <filmart@gmail.com> - 2017-02-23 12:25 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. JanPB <filmart@gmail.com> - 2017-02-22 13:46 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-23 08:53 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. JanPB <filmart@gmail.com> - 2017-02-22 14:04 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-23 09:51 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-23 12:36 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-23 19:32 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-23 19:37 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. mlwozniak@wp.pl - 2017-02-23 00:55 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-24 08:39 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-24 12:37 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-25 09:16 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-24 15:07 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-25 19:47 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-25 02:18 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-26 05:58 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-25 13:32 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Bret Noss <osotr@rwtropsws.org> - 2017-02-25 19:43 +0000
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. pnalsing@gmail.com - 2017-02-25 20:21 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "Paul B. Andersen" <relativity@paulba.no> - 2017-02-26 22:04 +0100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-27 08:22 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-25 21:23 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-26 05:52 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-27 13:01 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-28 10:08 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-28 13:40 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW, DSc." <HG@....> - 2017-03-01 04:02 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-24 15:33 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW, DSc." <HG@....> - 2017-02-27 01:23 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Prokaryotic Caspase Homolog <prokaryotic.caspase.homolog@gmail.com> - 2017-02-26 09:04 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-27 08:30 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-26 15:30 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Prokaryotic Caspase Homolog <prokaryotic.caspase.homolog@gmail.com> - 2017-02-27 03:45 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-27 07:20 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-27 07:20 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Poutnik <poutnik4nntp@gmail.com> - 2017-02-27 14:38 +0100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Prokaryotic Caspase Homolog <prokaryotic.caspase.homolog@gmail.com> - 2017-02-27 07:47 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-28 10:16 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "David (Lord Kronos Prime) Fuller" <fuller.david@hotmail.com> - 2017-02-27 16:27 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-27 11:41 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-27 11:51 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-27 11:25 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-27 13:32 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-26 15:28 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-28 10:12 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-27 18:44 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-27 18:24 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-27 18:26 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Gary Harnagel <hitlong@yahoo.com> - 2017-02-27 18:39 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW, DSc." <HG@....> - 2017-03-01 04:11 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-28 11:57 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW, DSc." <HG@....> - 2017-03-02 04:56 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-27 13:04 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. mlwozniak@wp.pl - 2017-02-26 23:23 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-27 19:46 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. mlwozniak@wp.pl - 2017-02-27 01:03 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-28 13:41 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. mlwozniak@wp.pl - 2017-02-27 23:16 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-28 10:18 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Sylvia Else <sylvia@not.at.this.address> - 2017-02-28 15:37 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW, DSc." <HG@....> - 2017-03-01 04:15 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-24 08:05 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-25 09:18 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-25 13:36 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-26 07:09 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. mlwozniak@wp.pl - 2017-02-22 15:00 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. Odd Bodkin <bodkinodd@gmail.com> - 2017-02-24 10:12 -0600
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. sdru.product@gmail.com - 2017-02-24 12:25 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-25 09:20 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-25 09:26 +1100
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. rotchm <rotchm@gmail.com> - 2017-02-22 18:20 -0800
Re: Physics Lesson for Dingleberrries: How to Measure a Moving Rod. "HGW... DSc." <hgw@....> - 2017-02-23 19:41 +1100
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