Find answers to your questions about Physics or help others by answering their Physics questions.
Suppose I have multiple light sources in a 2 dimension plane (X and Y), for which I only know the...
Asked on 11/13/2020
1 answerBremermann's limit, as maximum possible computation power or CPU total computing frequency, is known to be on the order $10^{50}~text{Hz}/text{kg}$.Why max computation frequency for unit mass can exceed...
Asked on 11/13/2020
2 answerSuppose that the are of the plates is 6.35 m sq and height is negligible. Both the plates could be...
Asked on 11/12/2020 by Tank
1 answerIn my Calculus class, my math teacher said that differentials such as $dx$ are not numbers, and should not be treated as such. In my physics class, it seems like...
Asked on 11/12/2020 by Ovi
8 answerI want to understand constraints of unitarity in quantum field theory. There is quite folklore statement:gravity with a Weyl tensor square term is non-unitaryHow to understand this? (I think that...
Asked on 11/12/2020
0 answerIn his lecture notes on canonical transformations in quantum field theory, Massimo Blasone defines the boson translation transformation to be begin{equation}a_k rightarrow a_k(theta) = a_k...
Asked on 11/12/2020 by J. Murray
0 answerSuppose, in a universe of $n$ particles, the initial position vectors of the particles are $vec{r_1},vec{r_2}.....vec{r_n}$, and their initial velocities are $vec{v_1}, vec{v_2}.....vec{v_n}$ The evolution of these...
Asked on 11/12/2020 by Ryder Rude
1 answerI am looking at a derivation of the collisionless Boltzmann equation and I am unsure of how they got from one line to the next, so if someone could explain...
Asked on 11/12/2020 by SFL
2 answerLet's say if we place a plasma of electrons and ions in an infinite, homogeneous magnetic field with strength B(t). Then the field strength increases from B(t=0) to a certain...
Asked on 11/12/2020 by vincent yip
0 answerI have read, if the sun disappeared it would take 8 minutes before this could be detected on Earth due to speed of gravity being $c$. Of course, the...
Asked on 11/12/2020
2 answerGet help from others!
Recent Answers
Recent Questions
© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP