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I know this is not the full equation but right now in this path of the course that what we learned so far. We studied that a wire along the...
Asked on 09/03/2021
2 answerI'm considering the $4D$ de-Sitter spacetime, in static coordinates (I'm using $c = 1$ and $k_{text{B}} = 1$):begin{equation}tag{1}ds^2 = (1 - frac{Lambda}{3} , r^2)...
Asked on 09/03/2021
1 answerIn my calc 1 class we covered these laws and (rate of change proportional to difference in temperature) I would like to know why they are true, or at least...
Asked on 09/03/2021 by user233953
1 answerIn any interference experiment, whether it be an unequal arm length interferometer or the classical double slit set up, we have two unequal distances from source (or slits) to screen/detector....
Asked on 09/03/2021 by Weezy
4 answerIf an atom flies long enough into deep space, without colliding any other matter or EM waves (purely thoughtful experiment), what does happen?Because velocity vector is unchanged, no EM waves...
Asked on 09/03/2021 by danbst
1 answerI understand the physical meaning of electrostatic energy of a system of charges (or a distribution with given density) as the energy stored in the system while working to carry...
Asked on 09/03/2021 by user6452
3 answerEverything I read about black holes—discussions using Penrose diagrams and Kruskal coordinates, etc.—seems to be based on vacuum solutions to EFE. Sometimes it’s said that all trajectories entering a BH...
Asked on 09/03/2021
0 answerI have learned that work done by conservative forces is independent of the path followed between initial and final position. But that's not the case for non-conservative forces, they depend...
Asked on 09/03/2021 by user282856
4 answerI was studying Lienard-Wiechert Potentials from Griffiths, where he wrote that electric charges cannot travel at the speed of light. Which led me to a rabbit hole of charges both...
Asked on 09/03/2021 by Soban Bakhtiyar
0 answerBackground As someone who has just finished my first year of undergrad, I don't really have any experience with QFT but have some experience with quantum mechanics and the math...
Asked on 09/03/2021
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