TransWikia.com
  1. All Categories
  2. Physics

Physics : Recent Questions and Answers (Page 205)

Find answers to your questions about Physics or help others by answering their Physics questions.

Interference pattern due to a thin prism and a lens

We have a setup like this where a converging lens placed between inclined face of thin glass wedge and...

Asked on 07/06/2021 by Equation_Charmer

1 answer

Expression for the causal retarded potential for $t<0$ must give $0$ but my calculation produces a nonzero result. What's the mistake?

This question was previously asked here in the Mathematics StackExchange but using a slightly different notation. But I did not find the answer I was looking for or rather...

Asked on 07/06/2021

2 answer

How is this process not quasi-static yet reversible?

Consider a (adiabatic) canister with a piston containing some gas kept in a vacuum. There are two weights on the canister which equalize the pressure of the gas on the...

Asked on 07/06/2021

8 answer

Physics Young's Double Slit Problem

In a Young's Double Slit experiment, the separation of four bright fringes is $2.5 mm$, the wavelength of light used is $6.2 cdot 10^{-7} m$. If the distance...

Asked on 07/06/2021 by P.cummins

1 answer

What is the difference between the "density matrix combination" and the "tensor product" methods?

I have been studying this lecture from Scott Aaronson: https://www.scottaaronson.com/democritus/lec9.html In the section "Mixed states", he says you can find the combined state by using the density...

Asked on 07/06/2021

1 answer

Discrete Harmonic Oscillator matrix representation of $x$ for Quantum Simulation

(The paper I'm referring to in this question is "Quantum simulations of one dimensional quantum systems") I've been trying to understand the paper above, specifically on constructing...

Asked on 07/06/2021

1 answer

Which units does $d_H=3t$ have?

In a flat, without cosmological constant and matter-dominated universe, the equation $d_H=3t$ holds, relating the particle horizon to time, but my calculations seem underestimated by maaaaaany orders of magnitude...

Asked on 07/06/2021

0 answer

Eletric Field of a induced sphere

Suppose I have a conductor sphere, and a point charge at a distance x away from the center of the sphere. The sphere will be polarized, but what about it...

Asked on 07/06/2021 by Emanuel Dias

3 answer

Fourier expansions of Klein Gordon field not Lorentz invariant?

I’m working in Peskin and Schroeders book on QFT and noticed that they expanded a solution to the Klein Gordon equation in a manner that seems to me not to...

Asked on 07/06/2021

0 answer

Fierz Identity calculation

While reading an article, it's said that to simplify the following Dirac structure $$left(P_Lv_j^dbar{v}^s_kP_Rright)_{alphabeta}tag{1}label{1}$$ where $j,k$ are color indices and $d,s$ indicate which quarks the spinor refer...

Asked on 07/06/2021

0 answer

Ask a Question

Get help from others!

© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP