Timeline for Does constraint for speed of Electric and magnetic fields violates Conservation of momentum or Newton's third law?
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Apr 18, 2012 at 22:29 | comment | added | John McAndrew | @aman according to quantum theory electromagnetic radiation is made up of massless particles called photons which possess momentum $p = E/c$ where $E$ is energy, and $c$ is the speed of light. An object initially at rest will recoil upon emitting radiation to conserve momentum. The linear momentum carried by electromagnetic radiation is given by $\epsilon_0(E\times B)$ | |
| Apr 18, 2012 at 14:51 | comment | added | Aman Rusia | Thanks a lot. So how exactly does the momentum is carried by emw? through some quantum particles? And what about conservation of energy in the above problem? | |
| Apr 11, 2012 at 15:28 | history | answered | John McAndrew | CC BY-SA 3.0 |