Timeline for Can momentum be conserved in a perfectly elastic collision?
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| Oct 8, 2016 at 15:24 | history | protected | Qmechanic♦ | ||
| Jan 4, 2015 at 2:37 | comment | added | safkan | If you did have CoR = 1, the collision would be elastic -- again, for conservation you need to consider the energy passed to the wall as well. Then all will be conserved. But, even with a CoR = 1 ball, you can never bounce back with the same energy -- this one is because you can never have a "fixed body". If you push it, it will move, no matter how little. | |
| Jan 4, 2015 at 2:34 | comment | added | safkan | The big planet under our feet is too easy to miss. It is the huge reservoir of linear and angular momentum we constantly use without even noticing. It is the reason why the laws of conservation were not-that-easy to come up with. | |
| Nov 2, 2014 at 7:12 | history | edited | bobie | CC BY-SA 3.0 |
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| Nov 2, 2014 at 6:59 | history | edited | bobie | CC BY-SA 3.0 |
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| Oct 15, 2014 at 14:50 | history | edited | Qmechanic♦ | CC BY-SA 3.0 |
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| Sep 2, 2014 at 9:28 | vote | accept | bobie | ||
| Aug 27, 2014 at 5:28 | history | edited | bobie | CC BY-SA 3.0 |
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| Aug 27, 2014 at 5:18 | history | edited | bobie | CC BY-SA 3.0 |
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| Aug 26, 2014 at 16:26 | answer | added | Paride Azzari | timeline score: 1 | |
| Aug 26, 2014 at 15:25 | answer | added | user45815 | timeline score: 1 | |
| Aug 26, 2014 at 15:21 | history | edited | Qmechanic♦ |
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| Aug 26, 2014 at 15:04 | history | edited | bobie | CC BY-SA 3.0 |
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| Aug 26, 2014 at 15:01 | answer | added | Kyle Kanos | timeline score: 5 | |
| Aug 26, 2014 at 14:53 | history | edited | bobie | CC BY-SA 3.0 |
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| Aug 26, 2014 at 14:45 | answer | added | Edward Hughes | timeline score: 4 | |
| Aug 26, 2014 at 14:35 | history | asked | bobie | CC BY-SA 3.0 |