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Groups > sci.physics > #569526
| From | Odd Bodkin <bodkinodd@gmail.com> |
|---|---|
| Newsgroups | sci.physics |
| Subject | Re: 1.9801E+35 joules |
| Date | 2016-04-10 15:47 -0500 |
| Organization | Aioe.org NNTP Server |
| Message-ID | <neee5e$at5$3@gioia.aioe.org> (permalink) |
| References | <8715f7bb-c7f9-4dcb-8639-a34076567916@googlegroups.com> <ne9854$1a14$2@gioia.aioe.org> <7b863b44-7067-4947-89d7-b0ed50727b3d@googlegroups.com> |
On 4/8/2016 9:25 PM, Peter Riedt wrote: > On Saturday, April 9, 2016 at 5:34:34 AM UTC+8, Odd Bodkin wrote: >> On 4/8/2016 3:46 PM, Peter Riedt wrote: >>> 1.9801E+35 joules >>> >>> The energy E the sun needs to apply to keep nine planets in orbit can be calculated by >>> the conservation of energy formula E=(GM*mpl)/(2*dm): >> >> First of all, what you have calculated is the gravitational potential >> energy. Secondly, that potential energy is not what is required to keep >> them in those orbits; rather, it is the energy you would need to supply >> to pull them OUT of those orbits and out of the solar system. Third, a >> formula for gravitational potential energy is not an equation for >> conservation of energy. >> > 1. Irrelevant. > 2. Energy to pull out = energy to keep in orbit. No, not at all. > 3. My formula is equivalent to 1/2mv^2 (refer my answer to your other reply). OK, so this formula gives you the same answer as the kinetic energy. That's true automatically. It STILL isn't a formula for conservation of energy. > -- Odd Bodkin --- maker of fine toys, tools, tables
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1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-08 13:46 -0700
Re: 1.9801E+35 joules Odd Bodkin <bodkinodd@gmail.com> - 2016-04-08 16:34 -0500
Re: 1.9801E+35 joules Odd Bodkin <bodkinodd@gmail.com> - 2016-04-08 16:36 -0500
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-08 19:14 -0700
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-08 19:17 -0700
Re: 1.9801E+35 joules Odd Bodkin <bodkinodd@gmail.com> - 2016-04-10 15:46 -0500
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-09 09:37 +0200
Re: 1.9801E+35 joules Odd Bodkin <bodkinodd@gmail.com> - 2016-04-10 15:50 -0500
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-08 19:25 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-09 07:39 +0200
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-09 07:47 +0200
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-09 08:35 +0200
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-09 00:54 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-09 10:07 +0200
Re: 1.9801E+35 joules Sam Wormley <swormley1@gmail.com> - 2016-04-09 12:56 -0500
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-09 18:03 -0700
Re: 1.9801E+35 joules omnilobe@gmail.com - 2016-04-09 21:36 -0700
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-09 21:52 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-10 07:46 +0200
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-10 07:58 +0200
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-10 08:05 +0200
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-10 00:46 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-10 10:08 +0200
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-10 01:30 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-10 11:34 +0200
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-10 18:12 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-11 06:46 +0200
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-11 07:01 +0200
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-10 22:45 -0700
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-10 22:53 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-11 08:10 +0200
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-11 08:14 +0200
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-11 08:36 +0200
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-10 23:50 -0700
Re: 1.9801E+35 joules Odd Bodkin <bodkinodd@gmail.com> - 2016-04-11 07:28 -0500
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-11 17:32 -0700
Re: 1.9801E+35 joules Odd Bodkin <bodkinodd@gmail.com> - 2016-04-11 07:15 -0500
Re: 1.9801E+35 joules Odd Bodkin <bodkinodd@gmail.com> - 2016-04-10 15:47 -0500
Re: 1.9801E+35 joules richard@cogsci.ed.ac.uk (Richard Tobin) - 2016-04-09 23:32 +0000
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-09 17:57 -0700
Re: 1.9801E+35 joules Sam Wormley <swormley1@gmail.com> - 2016-04-09 20:00 -0500
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-09 18:06 -0700
Re: 1.9801E+35 joules Sam Wormley <swormley1@gmail.com> - 2016-04-09 20:10 -0500
Re: 1.9801E+35 joules noTthaTguY <abu.kuanysh05@gmail.com> - 2016-04-09 21:27 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-10 07:42 +0200
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-10 07:39 +0200
Re: 1.9801E+35 joules Odd Bodkin <bodkinodd@gmail.com> - 2016-04-10 15:56 -0500
Re: 1.9801E+35 joules richard@cogsci.ed.ac.uk (Richard Tobin) - 2016-04-11 15:53 +0000
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-11 17:31 -0700
Re: 1.9801E+35 joules "Y.Porat" <y.y.porat@gmail.com> - 2016-04-09 23:36 -0700
Re: 1.9801E+35 joules Peter Riedt <riedt1@yahoo.co.uk> - 2016-04-09 23:56 -0700
Re: 1.9801E+35 joules Poutnik <poutnik4nntp@gmail.com> - 2016-04-10 09:39 +0200
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