TransWikia.com
  1. All Categories
  2. Physics

Physics : Recent Questions and Answers (Page 119)

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

Why the majority of the heavy-fermion materials were found in these containing Ce, Yb and U?

Why the majority of the heavy-fermion materials were found in these containing Ce, Yb and U? Does it possible to realize heavy-fermion behavior in $d$-orbit or other $f$-elements?...

Asked on 08/11/2021

0 answer

$T$-duality in effective gauge theories of a $D(p+1)$-brane

I am considering a $D(p+1)$-brane in a space $mathbb R^{1,p}times S_R^1$ where $S_R^1$ is the circle of radius $R$. I am assuming low energies $ERll1$,...

Asked on 08/11/2021 by Adrià Berrocal

0 answer

What decides the color of a flame?

Flame color can in part be decided by metal emission spectrums, that I know. But supposedly, the color could also be affected by the heat of the combustion, black body...

Asked on 08/11/2021

1 answer

What happens when supercapacitor is opened?

what happens to charge of a charged supercapacitor ifthe two electrodes are separated apart. do they still hold their chargeif one electrode is discharged and placed back....

Asked on 08/11/2021 by success ahead

0 answer

Do tachyons move faster than light?

I am trying to understand whether or not tachyons travel faster than light.The linked Wikipedia page shows some seemingly contradictory statements, and they are confusing. For instance, the...

Asked on 08/11/2021

4 answer

Pressure variations in a fluid moving through horizontal tube of varying cross section

A viscous fluid flows through a horizontal tube of varying cross-sectional area. Identify the option which correctly represents the variation of height of rise of liquid in each vertical tube....

Asked on 08/11/2021 by Preet Bhati

0 answer

Heat Transfer on boiling water

Let's say I'll boil water on the stove from 25°C to 100°C, what heat transfer happens? Is it conduction (heat warms up the pot), or is it convection (causes water...

Asked on 08/11/2021

1 answer

What does $p^2_theta$ mean in the context of a photon described by its four momentum?

The paper Null Geodesics of the Kerr Exterior shows the equation $$Q = p_ theta^2 - cos^2theta(a^2 p_t^2 - p_phi^2 csc^2theta),$$ where $p$, the four-momentum...

Asked on 08/11/2021

1 answer

Do two beams of light attract each other in general theory of relativity?

In general relativity, light is subject to gravitational pull. Does light generate gravitational pull, and do two beams of light attract each other?...

Asked on 08/11/2021 by Jakub Narębski

4 answer

What does the Hermiticity have to do with the conservation of energy?

Naomichi Hatano's Non-Hermitian quantum mechanics (link here) published in PTEP 12, 2020 says that Hermitian operators are used when the energy is conserved but when it isn't...

Asked on 08/11/2021

1 answer

Ask a Question

Get help from others!

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