Timeline for Creating sympathetic resonance in a guitar string with an electromagnet
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
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| May 27, 2018 at 0:18 | comment | added | user137289 | Far enough below resonance, one can make the static approximation: if the force is one promille of the tension of the string, the amplitude will be a deviation of about one milliradian from equilibrium. That would need an unrealistically strong electromagnet. But at the narrow resonance, the necessary force is reduced by the Q-factor (about $10^3$). | |
| May 26, 2018 at 22:21 | comment | added | Tim | What about the mathematics required to calculate how much the string would move given a specific power applied? | |
| May 26, 2018 at 22:17 | history | answered | user137289 | CC BY-SA 4.0 |