Deutsch English Français Italiano |
<e7b18fbbd25aef1edf75d3fd7baa053a@www.novabbs.com> View for Bookmarking (what is this?) Look up another Usenet article |
Path: ...!weretis.net!feeder9.news.weretis.net!i2pn.org!i2pn2.org!.POSTED!not-for-mail From: bertietaylor@myyahoo.com (bertietaylor) Newsgroups: sci.physics.relativity Subject: Re: On Arindam Banerjee's recoil-less rail gun and Newton's 3rd Law violations in electrodynamics Date: Sat, 27 Apr 2024 02:28:02 +0000 Organization: novaBBS Message-ID: <e7b18fbbd25aef1edf75d3fd7baa053a@www.novabbs.com> References: <uvb7db$2bj35$1@tor.dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Info: i2pn2.org; logging-data="2483049"; mail-complaints-to="usenet@i2pn2.org"; posting-account="jh4HcpQ+hhhSYfMNELHwaYsVz4DxLTJw0pxiKoD05d4"; User-Agent: Rocksolid Light X-Rslight-Site: $2y$10$pFERE91HZqpSddEBAnrfoeE53RP4jdSh2M8FAF1.QHDWboo7STj4. X-Spam-Checker-Version: SpamAssassin 4.0.0 X-Rslight-Posting-User: cdf973c28ddff5d1d1235bf54e7ff9676b462801 Bytes: 4219 Lines: 67 Aether Regained wrote: > @ArindamBanerjee > I took a look at your video of your 'recoil-less' rail gun: > My Movie8feb2022 > https://www.youtube.com/watch?v=zYtyOMbgiZ0 > My first impression was that, there is an obvious recoil of the 'gun' or > rails+supercapacitors section, but you claim in the description that: > "... we are creating momentum from internal energy/force in this > experiment. The heavy (3Kg) armature is accelerated by electromagnetic > forces. There is a recoil, the rest of the apparatus weighs 4.3Kg - BUT > THAT IS DUE TO THE FRICTION FROM THE ROLLING ARMATURE. ... As I have > shown in my other videos, the force that accelerates the armature has > very little recoil, and this new effect can be used to make reactionless > motors for the proper conquest of space." > You have worked on this for a long time, but I think you are maybe > overlooking that whatever electromagnetic forces act on the current > flowing through the rolling bar/'armature', near [*] exactly opposite > electromagnetic forces will act on the other end of the rails, i.e., on > the oppositely flowing current through the supercapacitors, and the > center-of-mass of the whole system will remain near stationary. That is not the case, so this is a new discovery - the Lorentz force does NOT have an equal and opposite reaction. Your point is merely theoretical. My evidence is experimental. > [*] It is well known that in electrodynamics, Newton's 3rd law is > inexact, namely it will appear to be violated if the momentum in the > aether or em field is not also considered. I urge you to carefully read > FLP-II:26-2, especially the last paragraph, and also FLP-II:27-6 on the > (Electromagnetic) Field Momentum. I urge you to repeat my experiments honestly and competently instead of persisting with theory proved wrong. > https://www.feynmanlectures.caltech.edu/II_27.html#Ch27-S6 > "FLP-II:27-6: We pointed out in Section 26–2 the failure of the law of > action and reaction when two charged particles were moving on orthogonal > trajectories. The forces on the two particles don’t balance out, so the > action and reaction are not equal; therefore the net momentum of the > matter must be changing. It is not conserved. But the momentum in the > field is also changing in such a situation. If you work out the amount > of momentum given by the Poynting vector, it is not constant. HOWEVER, > THE CHANGE OF THE PARTICLE MOMENTA IS JUST MADE UP BY THE FIELD > MOMENTUM, SO THE TOTAL MOMENTUM OF PARTICLES PLUS FIELD IS CONSERVED." Blah blah. Theoretical stuff. One may as well say the sun goes around the Earth because holy books and great people and Aristotle say so. > I think it is premature to believe that your inconclusive results can be > the basis of a space motor. For that purpose, you may want to take a > look at PROJECT ORION: > https://en.wikipedia.org/wiki/Project_Orion_(nuclear_propulsion) > which is a design by the late Freeman Dyson, that works, and does not > involve continuously ejecting mass. Diversion, how unscientific. Disgusted. bt (The ghostly cyberdogs of Arindam who know better physics than Nobel laureates)