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I want to calculate the angular size of the largest region in causal contact at the moment of recombination (z = 1100) to our universe, so we have: $H_0...
Asked on 07/25/2021
1 answerIn the Thomson tube experiment, after the electrons have been accelerated, they enter a glass tube filled with a gas at low pressure. The tube is put between two coils...
Asked on 07/25/2021 by Shinobu
0 answerI'm really rusty on my special relativity, and could use some help on this problem. (Doing for fun, not homework.) Thanks. Here's a space-time diagram with c=1 units: ...
Asked on 07/25/2021 by Mike Skocik
1 answerSuppose you have a massive spin one pseudo-vector particle. Is it allowed to decay into an electron-positron pair? I'm thinking it might be disallowed because of parity conservation. If it...
Asked on 07/25/2021 by naomig
1 answerI am a bit confused. When two objects are in a free fall such that when released to free fall they were one top of another, will there be any...
Asked on 07/25/2021 by Parth Deodhar
1 answerIn Hamiltonian Mechanics, a version of Hamilton's principle is shown to evolve a system according to the same equations of motion as the Lagrangian, and therefore Newtonian formalism. In particular,...
Asked on 07/25/2021 by kwiley555
1 answerRayleigh scattering occurs when light is scattered by many randomly placed scatterers of a size smaller than the incident wave length. My textbook (Optics by Eugene Hecht) illustrates this as...
Asked on 07/25/2021
1 answerI am a Bachelor's Physics student,currently on my 5th Semester (3rd Year 1st semester).We are at a point in Physics where the mathematics is getting seriously hard. Our Bachelor...
Asked on 07/25/2021
1 answerThe pseudoharmonic potential is $$V(r) = V_{0} left( frac{r}{r_{0}} - frac{r}{r_{0}} right) $$The Schrodinger equation after substitution potential$$frac{d^2R}{ds^2} + frac{frac{3}{2}}{s} + frac{1}{s^2} left[frac{mu}{2 hbar^2} left( E_{nl}...
Asked on 07/25/2021 by user 123456789
0 answerIf we place a positive charge on a conductor, why will the charges distribute themselves only on the surface and why is the distribution uneven like for the second image...
Asked on 07/25/2021
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