Schwarzschild metric in Isotropic coordinates
Nov 7, 2014 · The desire was to have the same forefactor for all spatial directions, which comes in handy when superpositionioning …
Why does a wave actually diffract? - Physics Stack Exchange
Sep 3, 2014 · I know that waves diffract around a slit and this is due to the Huygens-Fresnel principle. But I never understand this in …
What is difference between homogeneous and isotropic material?
Dec 13, 2014 · Also, isotropic is always homogeneous but the reverse is not true. And another way to say it all is that an isotropic …
General integral to find resistance - Physics Stack Exchange
The case with a non homogeneous or non isotropic material is similar, you just end up with a different equation from Laplace's …
electromagnetism - Effective aperture of isotropic antenna - Physics ...
Now, we have an isotropic antenna of effective aperture (seen from any direction -- by definition) Ae A e ${A}_{e}$ at the center of …
general relativity - What is meant when it is said that the universe is ...
It is sometimes said that the universe is homogeneous and isotropic. What is meant by each of these descriptions? Are they mutually …
What is the exact meaning of homogeneity in cosmology?
May 24, 2015 · Here is a short summary inspired by Barbara Ryden: Homogeneity: No preferred location Isotropic: No preferred …
What causes pressure in fluid and why is it isotropic?
Jan 26, 2018 · Static pressure is the isotropic component, formed by particles moving through some arbitrary boundary. Static …
Ideal, isotropic fluid and stress tensor - Physics Stack Exchange
Jan 28, 2015 · The stress tensor of an isotropic fluid then must be invariant under any orthogonal transformation, and this implies …
What does isotropic space mean? - Physics Stack Exchange
Mar 31, 2018 · 2 The unit vector r shows that Coulomb's force is parallel to the line joining the charges. It could not be otherwise …