Timeline for Velocity is zero, but acceleration is not?
Current License: CC BY-SA 3.0
8 events
| when toggle format | what | by | license | comment | |
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| Oct 24, 2017 at 3:41 | vote | accept | GreenApple | ||
| Oct 22, 2017 at 16:48 | comment | added | ZeroTheHero | It’s a bad idea to consider only magnitudes since force is a vector. In this specific problem it is even worse as the force from the spring is the same for same compression and extension, but has different direction. You might want to redo your analysis considering the directions of the forces. | |
| Oct 22, 2017 at 14:21 | comment | added | GreenApple | Would you say that the spring is undergoing harmonic motion? | |
| Oct 22, 2017 at 13:52 | answer | added | BMike | timeline score: 0 | |
| Oct 22, 2017 at 13:50 | comment | added | Alchimista | Because a = dv/dt. V soon gets different than zero. Perhaps you are not into calculus... Just consider the acceleration as that around a very small interval centered on the point (elongation) for which V = 0 | |
| Oct 22, 2017 at 13:50 | comment | added | M. Enns | Are you troubled that an object can have a zero velocity and at the same time a nonzero acceleration? Isn't this necessary for any stationary object to start moving? | |
| Oct 22, 2017 at 13:29 | history | edited | GreenApple | CC BY-SA 3.0 |
added 82 characters in body
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| Oct 22, 2017 at 13:22 | history | asked | GreenApple | CC BY-SA 3.0 |