Timeline for About the explanation Purcell gives for why the electric field of a charge starting from rest looks the way it looks
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
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| Apr 14, 2020 at 3:09 | comment | added | mthibodeau | This whole example is more of a schematic to figure out the general idea of what goes on when you accelerate a charge. If you actually do the calculation (see these formulas) you see that field at some reference point in fact depends on a lot of "arbitrary" points, namely all of the points in its light cone. | |
| Apr 14, 2020 at 0:50 | comment | added | Hilbert | But this is strange, why would the field depend on an arbitrary point I chose to inform the field that the particle has began moving. For each point I choose, I get a different field. But there should be only one field, shouldn't it? | |
| Apr 14, 2020 at 0:30 | vote | accept | Hilbert | ||
| Apr 13, 2020 at 23:42 | history | answered | mthibodeau | CC BY-SA 4.0 |