TransWikia.com
  1. All Categories
  2. Physics

Physics : Recent Questions and Answers (Page 788)

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

Discovery of the Anti-Electron - Question

I have a general question concerning the description of a Figure, taken from Griffiths' Introduction to Elementary Particles, page 20:...

Asked on 11/27/2020 by MathIsFun

1 answer

TIME Dilation - What is the best source of Data listing all candles used for calculating universe expansion (Speeds, Measurement Dates)?

I am researching the impact Time Dilation of Earth (Velocity not gravitational) has on the Hubble Constant and am looking for available data. Hubble's Orbit = 8,040 mps; Earth Orbit...

Asked on 11/27/2020 by Richard Bradford

0 answer

Does light (photons) transfer momentum really directly between emission and absorption?

I have read this question: Does light travel "quantised"? Or , is it perceived as quantised only when it interacts ,i.e, undergoes measurement?The underlying spacetime interval is zero, that...

Asked on 11/27/2020

5 answer

Is it possible to have a state of the universe with no solution to what state it will evolve into in general relativity?

The math shows that it's possible to have a curved 4-dimensional Minkowski space such that there's a continuous bijection from it to $R^4$ and a closed light-like curve and some...

Asked on 11/27/2020

1 answer

Relating flux and angular velocity of constantly rotating coil with induced voltage

The flux and angular position of the graph has been...

Asked on 11/27/2020 by TeilZeitGott

0 answer

How much the water can be compressed?

How much the liquid water can be compressed? I mean the maximum achieved in practice and the maximum achevable in theory. Are there any Applications to compressed water?...

Asked on 11/27/2020 by Joe Jobs

0 answer

How to maximize Peltier devices' cooling capacity?

I am currently working on a project requiring the use of Peltier devices. I have attached the cool side of the device to a copper plate and the hot side...

Asked on 11/27/2020

1 answer

Proof that this symmetry exists

Griffiths example 3.8 saysAn uncharged metal sphere of radius $R$ is placed in an otherwise uniform electric field $mathbf{E}=E_{0} hat{mathbf{z}} .$ The field will push positive charge to...

Asked on 11/27/2020

3 answer

Positive and negative winding number related by time-reversal symmetry

I am now reading some articles about Dirac fermions in condensed matter physics and the most famous example is graphene. I am now trying to understand page 5 in this...

Asked on 11/27/2020

1 answer

Suspecting that the universe is even more bigger

Is it plausible that a possible extraterestrial scientist from a galaxy 13 bilion light years from us sees this part of the universe nothing else than just background cosmic radiation......

Asked on 11/27/2020

2 answer

Ask a Question

Get help from others!

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